diff --git a/abi/relayerincentivize.abi b/abi/relayerincentivize.abi
index a3b1f36d8..b5e8b9265 100644
--- a/abi/relayerincentivize.abi
+++ b/abi/relayerincentivize.abi
@@ -24,6 +24,55 @@
 		"name": "LogDistributeCollectedReward",
 		"type": "event"
 	},
+	{
+		"anonymous": false,
+		"inputs": [
+			{
+				"indexed": false,
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"indexed": false,
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
+			}
+		],
+		"name": "paramChange",
+		"type": "event"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "DENOMINATOR_CALLER_COMPENSATION",
+		"outputs": [
+			{
+				"internalType": "uint256",
+				"name": "",
+				"type": "uint256"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "DENOMINATOR_HEADER_RELAYER",
+		"outputs": [
+			{
+				"internalType": "uint256",
+				"name": "",
+				"type": "uint256"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -84,6 +133,36 @@
 		"stateMutability": "view",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "MOLECULE_CALLER_COMPENSATION",
+		"outputs": [
+			{
+				"internalType": "uint256",
+				"name": "",
+				"type": "uint256"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "MOLECULE_HEADER_RELAYER",
+		"outputs": [
+			{
+				"internalType": "uint256",
+				"name": "",
+				"type": "uint256"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -190,29 +269,40 @@
 		"type": "function"
 	},
 	{
-		"constant": true,
-		"inputs": [],
-		"name": "_collectedRewardForHeaderRelayer",
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "address payable",
+				"name": "headerRelayerAddr",
+				"type": "address"
+			},
+			{
+				"internalType": "address payable",
+				"name": "caller",
+				"type": "address"
+			}
+		],
+		"name": "addReward",
 		"outputs": [
 			{
-				"internalType": "uint256",
+				"internalType": "bool",
 				"name": "",
-				"type": "uint256"
+				"type": "bool"
 			}
 		],
-		"payable": false,
-		"stateMutability": "view",
+		"payable": true,
+		"stateMutability": "payable",
 		"type": "function"
 	},
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_collectedRewardForTransferRelayer",
+		"name": "alreadyInit",
 		"outputs": [
 			{
-				"internalType": "uint256",
+				"internalType": "bool",
 				"name": "",
-				"type": "uint256"
+				"type": "bool"
 			}
 		],
 		"payable": false,
@@ -221,8 +311,14 @@
 	},
 	{
 		"constant": true,
-		"inputs": [],
-		"name": "_countInRound",
+		"inputs": [
+			{
+				"internalType": "uint256",
+				"name": "count",
+				"type": "uint256"
+			}
+		],
+		"name": "calculateHeaderRelayerWeight",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -231,7 +327,7 @@
 			}
 		],
 		"payable": false,
-		"stateMutability": "view",
+		"stateMutability": "pure",
 		"type": "function"
 	},
 	{
@@ -239,32 +335,26 @@
 		"inputs": [
 			{
 				"internalType": "uint256",
-				"name": "",
+				"name": "count",
 				"type": "uint256"
 			}
 		],
-		"name": "_headerRelayerAddressRecord",
+		"name": "calculateTransferRelayerWeight",
 		"outputs": [
 			{
-				"internalType": "address payable",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
-		"stateMutability": "view",
+		"stateMutability": "pure",
 		"type": "function"
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"name": "_headerRelayersSubmitCount",
+		"inputs": [],
+		"name": "collectedRewardForHeaderRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -279,7 +369,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_roundSequence",
+		"name": "collectedRewardForTransferRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -293,19 +383,28 @@
 	},
 	{
 		"constant": true,
-		"inputs": [
+		"inputs": [],
+		"name": "countInRound",
+		"outputs": [
 			{
 				"internalType": "uint256",
 				"name": "",
 				"type": "uint256"
 			}
 		],
-		"name": "_transferRelayerAddressRecord",
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "denominatorCallerCompensation",
 		"outputs": [
 			{
-				"internalType": "address payable",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -314,14 +413,8 @@
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"name": "_transferRelayersSubmitCount",
+		"inputs": [],
+		"name": "denominatorHeaderRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -334,41 +427,36 @@
 		"type": "function"
 	},
 	{
-		"constant": false,
+		"constant": true,
 		"inputs": [
 			{
-				"internalType": "address payable",
-				"name": "headerRelayerAddr",
-				"type": "address"
-			},
-			{
-				"internalType": "address payable",
-				"name": "caller",
-				"type": "address"
+				"internalType": "uint256",
+				"name": "",
+				"type": "uint256"
 			}
 		],
-		"name": "addReward",
+		"name": "headerRelayerAddressRecord",
 		"outputs": [
 			{
-				"internalType": "bool",
+				"internalType": "address payable",
 				"name": "",
-				"type": "bool"
+				"type": "address"
 			}
 		],
-		"payable": true,
-		"stateMutability": "payable",
+		"payable": false,
+		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
 		"inputs": [
 			{
-				"internalType": "uint256",
-				"name": "count",
-				"type": "uint256"
+				"internalType": "address",
+				"name": "",
+				"type": "address"
 			}
 		],
-		"name": "calculateHeaderRelayerWeight",
+		"name": "headerRelayersSubmitCount",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -377,19 +465,22 @@
 			}
 		],
 		"payable": false,
-		"stateMutability": "pure",
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": false,
+		"inputs": [],
+		"name": "init",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
 		"type": "function"
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "uint256",
-				"name": "count",
-				"type": "uint256"
-			}
-		],
-		"name": "calculateTransferRelayerWeight",
+		"inputs": [],
+		"name": "moleculeCallerCompensation",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -398,13 +489,13 @@
 			}
 		],
 		"payable": false,
-		"stateMutability": "pure",
+		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "denominaroeCallerCompensation",
+		"name": "moleculeHeaderRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -419,7 +510,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "denominaroeHeaderRelayer",
+		"name": "roundSequence",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -433,23 +524,35 @@
 	},
 	{
 		"constant": true,
-		"inputs": [],
-		"name": "moleculeCallerCompensation",
-		"outputs": [
+		"inputs": [
 			{
 				"internalType": "uint256",
 				"name": "",
 				"type": "uint256"
 			}
 		],
+		"name": "transferRelayerAddressRecord",
+		"outputs": [
+			{
+				"internalType": "address payable",
+				"name": "",
+				"type": "address"
+			}
+		],
 		"payable": false,
 		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
-		"inputs": [],
-		"name": "moleculeHeaderRelayer",
+		"inputs": [
+			{
+				"internalType": "address",
+				"name": "",
+				"type": "address"
+			}
+		],
+		"name": "transferRelayersSubmitCount",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -460,5 +563,25 @@
 		"payable": false,
 		"stateMutability": "view",
 		"type": "function"
+	},
+	{
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
+			}
+		],
+		"name": "updateParam",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
+		"type": "function"
 	}
 ]
\ No newline at end of file
diff --git a/abi/systemreward.abi b/abi/systemreward.abi
index ab6fc58e2..78592ba54 100644
--- a/abi/systemreward.abi
+++ b/abi/systemreward.abi
@@ -69,6 +69,11 @@
 		"name": "RewardTo",
 		"type": "event"
 	},
+	{
+		"payable": true,
+		"stateMutability": "payable",
+		"type": "fallback"
+	},
 	{
 		"constant": true,
 		"inputs": [],
diff --git a/abi/tendermintlightclient.abi b/abi/tendermintlightclient.abi
index c39b735ad..d927942bf 100644
--- a/abi/tendermintlightclient.abi
+++ b/abi/tendermintlightclient.abi
@@ -56,43 +56,53 @@
 		"type": "event"
 	},
 	{
-		"constant": true,
-		"inputs": [],
-		"name": "GOV_HUB_ADDR",
-		"outputs": [
+		"anonymous": false,
+		"inputs": [
 			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
+				"indexed": false,
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"indexed": false,
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
 			}
 		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
+		"name": "paramChange",
+		"type": "event"
 	},
 	{
 		"constant": true,
-		"inputs": [],
-		"name": "INCENTIVIZE_ADDR",
-		"outputs": [
+		"inputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint64",
 				"name": "",
-				"type": "address"
+				"type": "uint64"
 			}
 		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [],
-		"name": "INIT_CONSENSUS_STATE_BYTES",
+		"name": "BCLightClientConsensusStates",
 		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "preValidatorSetChangeHeight",
+				"type": "uint64"
+			},
+			{
+				"internalType": "bytes32",
+				"name": "appHash",
+				"type": "bytes32"
+			},
+			{
+				"internalType": "bytes32",
+				"name": "curValidatorSetHash",
+				"type": "bytes32"
+			},
 			{
 				"internalType": "bytes",
-				"name": "",
+				"name": "nextValidatorSet",
 				"type": "bytes"
 			}
 		],
@@ -103,7 +113,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "LIGHT_CLIENT_ADDR",
+		"name": "GOV_HUB_ADDR",
 		"outputs": [
 			{
 				"internalType": "address",
@@ -118,7 +128,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "RELAYERHUB_CONTRACT_ADDR",
+		"name": "INCENTIVIZE_ADDR",
 		"outputs": [
 			{
 				"internalType": "address",
@@ -133,12 +143,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "RELAYER_REWARD",
+		"name": "INIT_CONSENSUS_STATE_BYTES",
 		"outputs": [
 			{
-				"internalType": "uint256",
+				"internalType": "bytes",
 				"name": "",
-				"type": "uint256"
+				"type": "bytes"
 			}
 		],
 		"payable": false,
@@ -148,12 +158,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "SLASH_CONTRACT_ADDR",
+		"name": "INIT_REWARD_FOR_VALIDATOR_SER_CHANGE",
 		"outputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -163,7 +173,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "SYSTEM_REWARD_ADDR",
+		"name": "LIGHT_CLIENT_ADDR",
 		"outputs": [
 			{
 				"internalType": "address",
@@ -178,7 +188,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "TOKEN_HUB_ADDR",
+		"name": "RELAYERHUB_CONTRACT_ADDR",
 		"outputs": [
 			{
 				"internalType": "address",
@@ -193,12 +203,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "VALIDATOR_CONTRACT_ADDR",
+		"name": "RELAYER_REWARD",
 		"outputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -207,34 +217,13 @@
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "uint64",
-				"name": "",
-				"type": "uint64"
-			}
-		],
-		"name": "_BBCLightClientConsensusState",
+		"inputs": [],
+		"name": "SLASH_CONTRACT_ADDR",
 		"outputs": [
 			{
-				"internalType": "uint64",
-				"name": "preValidatorSetChangeHeight",
-				"type": "uint64"
-			},
-			{
-				"internalType": "bytes32",
-				"name": "appHash",
-				"type": "bytes32"
-			},
-			{
-				"internalType": "bytes32",
-				"name": "curValidatorSetHash",
-				"type": "bytes32"
-			},
-			{
-				"internalType": "bytes",
-				"name": "nextValidatorSet",
-				"type": "bytes"
+				"internalType": "address",
+				"name": "",
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -244,12 +233,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_alreadyInit",
+		"name": "SYSTEM_REWARD_ADDR",
 		"outputs": [
 			{
-				"internalType": "bool",
+				"internalType": "address",
 				"name": "",
-				"type": "bool"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -259,12 +248,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_chainID",
+		"name": "TOKEN_HUB_ADDR",
 		"outputs": [
 			{
-				"internalType": "bytes32",
+				"internalType": "address",
 				"name": "",
-				"type": "bytes32"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -274,12 +263,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_initialHeight",
+		"name": "VALIDATOR_CONTRACT_ADDR",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "address",
 				"name": "",
-				"type": "uint64"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -289,12 +278,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_latestHeight",
+		"name": "alreadyInit",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "bool",
 				"name": "",
-				"type": "uint64"
+				"type": "bool"
 			}
 		],
 		"payable": false,
@@ -303,19 +292,13 @@
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "uint64",
-				"name": "",
-				"type": "uint64"
-			}
-		],
-		"name": "_submitters",
+		"inputs": [],
+		"name": "chainID",
 		"outputs": [
 			{
-				"internalType": "address payable",
+				"internalType": "bytes32",
 				"name": "",
-				"type": "address"
+				"type": "bytes32"
 			}
 		],
 		"payable": false,
@@ -388,6 +371,21 @@
 		"stateMutability": "nonpayable",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "initialHeight",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [
@@ -409,6 +407,21 @@
 		"stateMutability": "view",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "latestHeight",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -424,6 +437,27 @@
 		"stateMutability": "view",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"name": "submitters",
+		"outputs": [
+			{
+				"internalType": "address payable",
+				"name": "",
+				"type": "address"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": false,
 		"inputs": [
@@ -449,5 +483,25 @@
 		"payable": false,
 		"stateMutability": "nonpayable",
 		"type": "function"
+	},
+	{
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
+			}
+		],
+		"name": "updateParam",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
+		"type": "function"
 	}
 ]
\ No newline at end of file
diff --git a/abi/tokenhub.abi b/abi/tokenhub.abi
index 270f1bddb..28ed43b91 100644
--- a/abi/tokenhub.abi
+++ b/abi/tokenhub.abi
@@ -9,9 +9,9 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferOutSequenceBSC",
 				"type": "uint256"
 			},
 			{
@@ -21,7 +21,7 @@
 				"type": "uint256[]"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -52,9 +52,9 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferOutSequenceBSC",
 				"type": "uint256"
 			},
 			{
@@ -77,13 +77,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "bindResponseSequence",
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -102,13 +102,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "bindResponseSequence",
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -127,7 +127,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "bindPackageSequence",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -158,13 +164,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "bindResponseSequence",
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -201,13 +207,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "bindResponseSequence",
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -226,7 +232,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "transferOutSequenceBSC",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -248,12 +260,6 @@
 				"internalType": "uint16",
 				"name": "reason",
 				"type": "uint16"
-			},
-			{
-				"indexed": false,
-				"internalType": "uint256",
-				"name": "actualBalance",
-				"type": "uint256"
 			}
 		],
 		"name": "LogRefundFailureInsufficientBalance",
@@ -263,7 +269,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "transferOutSequenceBSC",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -294,7 +306,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "transferOutSequenceBSC",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -325,7 +343,19 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "refundPackageSequence",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
+				"internalType": "uint256",
+				"name": "transferOutSequenceBSC",
+				"type": "uint256"
+			},
+			{
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -356,11 +386,17 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferInFailureSequence",
 				"type": "uint256"
 			},
+			{
+				"indexed": true,
+				"internalType": "uint64",
+				"name": "transferOutSequenceBC",
+				"type": "uint64"
+			},
 			{
 				"indexed": false,
 				"internalType": "address",
@@ -380,7 +416,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -390,12 +426,6 @@
 				"internalType": "bytes32",
 				"name": "bep2TokenSymbol",
 				"type": "bytes32"
-			},
-			{
-				"indexed": false,
-				"internalType": "uint256",
-				"name": "actualBalance",
-				"type": "uint256"
 			}
 		],
 		"name": "LogTransferInFailureInsufficientBalance",
@@ -405,11 +435,17 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferInFailureSequence",
 				"type": "uint256"
 			},
+			{
+				"indexed": true,
+				"internalType": "uint64",
+				"name": "transferOutSequenceBC",
+				"type": "uint64"
+			},
 			{
 				"indexed": false,
 				"internalType": "address",
@@ -429,7 +465,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -439,12 +475,6 @@
 				"internalType": "bytes32",
 				"name": "bep2TokenSymbol",
 				"type": "bytes32"
-			},
-			{
-				"indexed": false,
-				"internalType": "uint256",
-				"name": "expireTime",
-				"type": "uint256"
 			}
 		],
 		"name": "LogTransferInFailureTimeout",
@@ -454,11 +484,17 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferInFailureSequence",
 				"type": "uint256"
 			},
+			{
+				"indexed": true,
+				"internalType": "uint64",
+				"name": "transferOutSequenceBC",
+				"type": "uint64"
+			},
 			{
 				"indexed": false,
 				"internalType": "address",
@@ -478,7 +514,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -497,11 +533,17 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferInFailureSequence",
 				"type": "uint256"
 			},
+			{
+				"indexed": true,
+				"internalType": "uint64",
+				"name": "transferOutSequenceBC",
+				"type": "uint64"
+			},
 			{
 				"indexed": false,
 				"internalType": "address",
@@ -521,7 +563,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -540,13 +582,13 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferOutSequenceBC",
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "recipient",
 				"type": "address"
@@ -558,7 +600,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -571,9 +613,9 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "uint256",
-				"name": "sequence",
+				"name": "transferOutSequenceBSC",
 				"type": "uint256"
 			},
 			{
@@ -595,7 +637,7 @@
 				"type": "uint256"
 			},
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -626,7 +668,7 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -645,7 +687,7 @@
 		"anonymous": false,
 		"inputs": [
 			{
-				"indexed": false,
+				"indexed": true,
 				"internalType": "address",
 				"name": "contractAddr",
 				"type": "address"
@@ -660,6 +702,25 @@
 		"name": "LogUnexpectedRevertInBEP2E",
 		"type": "event"
 	},
+	{
+		"anonymous": false,
+		"inputs": [
+			{
+				"indexed": false,
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"indexed": false,
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
+			}
+		],
+		"name": "paramChange",
+		"type": "event"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -738,12 +799,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "LIGHT_CLIENT_ADDR",
+		"name": "INIT_DENOMINATOR_FOR_HEADER_RELAYER",
 		"outputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -753,12 +814,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "MAXIMUM_BEP2E_SYMBOL_LEN",
+		"name": "INIT_MINIMUM_RELAY_FEE",
 		"outputs": [
 			{
-				"internalType": "uint8",
+				"internalType": "uint256",
 				"name": "",
-				"type": "uint8"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -768,7 +829,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "MAX_BEP2_TOTAL_SUPPLY",
+		"name": "INIT_MOLECULE_FOR_HEADER_RELAYER",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -783,7 +844,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "MAX_GAS_FOR_CALLING_BEP2E",
+		"name": "INIT_REFUND_RELAY_REWARD",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -798,12 +859,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "MINIMUM_BEP2E_SYMBOL_LEN",
+		"name": "LIGHT_CLIENT_ADDR",
 		"outputs": [
 			{
-				"internalType": "uint8",
+				"internalType": "address",
 				"name": "",
-				"type": "uint8"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -813,7 +874,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "REFUND_CHANNEL_ID",
+		"name": "MAXIMUM_BEP2E_SYMBOL_LEN",
 		"outputs": [
 			{
 				"internalType": "uint8",
@@ -828,22 +889,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "RELAYERHUB_CONTRACT_ADDR",
-		"outputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [],
-		"name": "RELAYER_REWARD",
+		"name": "MAX_BEP2_TOTAL_SUPPLY",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -858,27 +904,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "SLASH_CONTRACT_ADDR",
-		"outputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [],
-		"name": "SYSTEM_REWARD_ADDR",
+		"name": "MAX_GAS_FOR_CALLING_BEP2E",
 		"outputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint256",
 				"name": "",
-				"type": "address"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -888,12 +919,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "TOKEN_HUB_ADDR",
+		"name": "MINIMUM_BEP2E_SYMBOL_LEN",
 		"outputs": [
 			{
-				"internalType": "address",
+				"internalType": "uint8",
 				"name": "",
-				"type": "address"
+				"type": "uint8"
 			}
 		],
 		"payable": false,
@@ -903,7 +934,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "TRANSFER_IN_CHANNEL_ID",
+		"name": "REFUND_CHANNEL_ID",
 		"outputs": [
 			{
 				"internalType": "uint8",
@@ -918,28 +949,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "VALIDATOR_CONTRACT_ADDR",
-		"outputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [
-			{
-				"internalType": "bytes32",
-				"name": "",
-				"type": "bytes32"
-			}
-		],
-		"name": "_bep2SymbolToContractAddr",
+		"name": "RELAYERHUB_CONTRACT_ADDR",
 		"outputs": [
 			{
 				"internalType": "address",
@@ -953,14 +963,8 @@
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "address",
-				"name": "",
-				"type": "address"
-			}
-		],
-		"name": "_bep2eContractDecimals",
+		"inputs": [],
+		"name": "RELAYER_REWARD",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -975,63 +979,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_bindChannelSequence",
-		"outputs": [
-			{
-				"internalType": "uint64",
-				"name": "",
-				"type": "uint64"
-			}
-		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [
-			{
-				"internalType": "bytes32",
-				"name": "",
-				"type": "bytes32"
-			}
-		],
-		"name": "_bindPackageRecord",
+		"name": "SLASH_CONTRACT_ADDR",
 		"outputs": [
-			{
-				"internalType": "bytes32",
-				"name": "bep2TokenSymbol",
-				"type": "bytes32"
-			},
 			{
 				"internalType": "address",
-				"name": "contractAddr",
+				"name": "",
 				"type": "address"
-			},
-			{
-				"internalType": "uint256",
-				"name": "totalSupply",
-				"type": "uint256"
-			},
-			{
-				"internalType": "uint256",
-				"name": "peggyAmount",
-				"type": "uint256"
-			},
-			{
-				"internalType": "uint8",
-				"name": "bep2eDecimals",
-				"type": "uint8"
-			},
-			{
-				"internalType": "uint64",
-				"name": "expireTime",
-				"type": "uint64"
-			},
-			{
-				"internalType": "uint256",
-				"name": "relayFee",
-				"type": "uint256"
 			}
 		],
 		"payable": false,
@@ -1041,35 +994,14 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_bindResponseChannelSequence",
+		"name": "SYSTEM_REWARD_ADDR",
 		"outputs": [
-			{
-				"internalType": "uint64",
-				"name": "",
-				"type": "uint64"
-			}
-		],
-		"payable": false,
-		"stateMutability": "view",
-		"type": "function"
-	},
-	{
-		"constant": true,
-		"inputs": [
 			{
 				"internalType": "address",
 				"name": "",
 				"type": "address"
 			}
 		],
-		"name": "_contractAddrToBEP2Symbol",
-		"outputs": [
-			{
-				"internalType": "bytes32",
-				"name": "",
-				"type": "bytes32"
-			}
-		],
 		"payable": false,
 		"stateMutability": "view",
 		"type": "function"
@@ -1077,12 +1009,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_refundChannelSequence",
+		"name": "TOKEN_HUB_ADDR",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "address",
 				"name": "",
-				"type": "uint64"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -1092,12 +1024,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_transferInChannelSequence",
+		"name": "TRANSFER_IN_CHANNEL_ID",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "uint8",
 				"name": "",
-				"type": "uint64"
+				"type": "uint8"
 			}
 		],
 		"payable": false,
@@ -1107,12 +1039,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_transferInFailureChannelSequence",
+		"name": "VALIDATOR_CONTRACT_ADDR",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "address",
 				"name": "",
-				"type": "uint64"
+				"type": "address"
 			}
 		],
 		"payable": false,
@@ -1122,12 +1054,12 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "_transferOutChannelSequence",
+		"name": "alreadyInit",
 		"outputs": [
 			{
-				"internalType": "uint64",
+				"internalType": "bool",
 				"name": "",
-				"type": "uint64"
+				"type": "bool"
 			}
 		],
 		"payable": false,
@@ -1210,79 +1142,108 @@
 		"constant": true,
 		"inputs": [
 			{
-				"internalType": "string",
-				"name": "symbol",
-				"type": "string"
+				"internalType": "address",
+				"name": "",
+				"type": "address"
 			}
 		],
-		"name": "bep2TokenSymbolConvert",
+		"name": "bep2eContractDecimals",
 		"outputs": [
 			{
-				"internalType": "bytes32",
+				"internalType": "uint256",
 				"name": "",
-				"type": "bytes32"
+				"type": "uint256"
 			}
 		],
 		"payable": false,
-		"stateMutability": "pure",
+		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
-		"inputs": [
-			{
-				"internalType": "string",
-				"name": "bep2eSymbol",
-				"type": "string"
-			},
-			{
-				"internalType": "bytes32",
-				"name": "bep2TokenSymbol",
-				"type": "bytes32"
-			}
-		],
-		"name": "checkSymbol",
+		"inputs": [],
+		"name": "bindChannelSequence",
 		"outputs": [
 			{
-				"internalType": "bool",
+				"internalType": "uint64",
 				"name": "",
-				"type": "bool"
+				"type": "uint64"
 			}
 		],
 		"payable": false,
-		"stateMutability": "pure",
+		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
 		"inputs": [
+			{
+				"internalType": "bytes32",
+				"name": "",
+				"type": "bytes32"
+			}
+		],
+		"name": "bindPackageRecord",
+		"outputs": [
+			{
+				"internalType": "bytes32",
+				"name": "bep2TokenSymbol",
+				"type": "bytes32"
+			},
+			{
+				"internalType": "address",
+				"name": "contractAddr",
+				"type": "address"
+			},
 			{
 				"internalType": "uint256",
-				"name": "amount",
+				"name": "totalSupply",
 				"type": "uint256"
 			},
 			{
 				"internalType": "uint256",
-				"name": "bep2eTokenDecimals",
+				"name": "peggyAmount",
+				"type": "uint256"
+			},
+			{
+				"internalType": "uint8",
+				"name": "bep2eDecimals",
+				"type": "uint8"
+			},
+			{
+				"internalType": "uint64",
+				"name": "expireTime",
+				"type": "uint64"
+			},
+			{
+				"internalType": "uint256",
+				"name": "relayFee",
 				"type": "uint256"
 			}
 		],
-		"name": "convertToBep2Amount",
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "bindResponseChannelSequence",
 		"outputs": [
 			{
-				"internalType": "uint256",
+				"internalType": "uint64",
 				"name": "",
-				"type": "uint256"
+				"type": "uint64"
 			}
 		],
 		"payable": false,
-		"stateMutability": "pure",
+		"stateMutability": "view",
 		"type": "function"
 	},
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "denominaroeHeaderRelayerSystemReward",
+		"name": "denominatorForHeaderRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -1315,6 +1276,48 @@
 		"stateMutability": "nonpayable",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [
+			{
+				"internalType": "address",
+				"name": "contractAddr",
+				"type": "address"
+			}
+		],
+		"name": "getBoundBep2Symbol",
+		"outputs": [
+			{
+				"internalType": "string",
+				"name": "",
+				"type": "string"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "bep2Symbol",
+				"type": "string"
+			}
+		],
+		"name": "getBoundContract",
+		"outputs": [
+			{
+				"internalType": "address",
+				"name": "",
+				"type": "address"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": false,
 		"inputs": [
@@ -1423,6 +1426,15 @@
 		"stateMutability": "nonpayable",
 		"type": "function"
 	},
+	{
+		"constant": false,
+		"inputs": [],
+		"name": "init",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -1441,7 +1453,7 @@
 	{
 		"constant": true,
 		"inputs": [],
-		"name": "moleculeHeaderRelayerSystemReward",
+		"name": "moleculeForHeaderRelayer",
 		"outputs": [
 			{
 				"internalType": "uint256",
@@ -1453,6 +1465,21 @@
 		"stateMutability": "view",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "refundChannelSequence",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": true,
 		"inputs": [],
@@ -1494,6 +1521,36 @@
 		"stateMutability": "nonpayable",
 		"type": "function"
 	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "transferInChannelSequence",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "transferInFailureChannelSequence",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
 	{
 		"constant": false,
 		"inputs": [
@@ -1534,5 +1591,40 @@
 		"payable": true,
 		"stateMutability": "payable",
 		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [],
+		"name": "transferOutChannelSequence",
+		"outputs": [
+			{
+				"internalType": "uint64",
+				"name": "",
+				"type": "uint64"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "key",
+				"type": "string"
+			},
+			{
+				"internalType": "bytes",
+				"name": "value",
+				"type": "bytes"
+			}
+		],
+		"name": "updateParam",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
+		"type": "function"
 	}
 ]
\ No newline at end of file