diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-csv.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-csv.md
index 59f1fd2aeee..20df5e622d6 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-csv.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-csv.md
@@ -386,7 +386,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/csv_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hbase.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hbase.md
index 409b9865774..c98996bd6d7 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hbase.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hbase.md
@@ -322,7 +322,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/hbase_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 4：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hive.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hive.md
index 218e174191f..086b33ad95b 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hive.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-hive.md
@@ -345,7 +345,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/hive_application.conf -h
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-json.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-json.md
index c140d090b40..2cc42976dcb 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-json.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-json.md
@@ -387,7 +387,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/json_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-kafka.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-kafka.md
index 53ff3b8bb0d..8862f249467 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-kafka.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-kafka.md
@@ -278,7 +278,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/kafka_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 4：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-mysql.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-mysql.md
index 366afc2d780..ff40ac698c6 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-mysql.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-mysql.md
@@ -333,7 +333,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/mysql_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 4：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-neo4j.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-neo4j.md
index 69359ae4ba8..ae3f2564ab0 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-neo4j.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-neo4j.md
@@ -298,7 +298,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/neo4j_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-orc.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-orc.md
index b196384b80b..7323c65fcbd 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-orc.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-orc.md
@@ -355,7 +355,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/orc_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-parquet.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-parquet.md
index cfe37414ff1..a4042efcf5c 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-parquet.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-parquet.md
@@ -355,7 +355,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/parquet_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 5：（可选）验证数据
 
diff --git a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-pulsar.md b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-pulsar.md
index 841cfac1962..e5ac9769d8d 100644
--- a/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-pulsar.md
+++ b/docs-2.0/nebula-exchange/use-exchange/ex-ug-import-from-pulsar.md
@@ -292,7 +292,7 @@ ${SPARK_HOME}/bin/spark-submit --master "local" --class com.vesoft.nebula.exchan
 ${SPARK_HOME}/bin/spark-submit  --master "local" --class com.vesoft.nebula.exchange.Exchange  /root/nebula-spark-utils/nebula-exchange/target/nebula-exchange-2.0.0.jar  -c /root/nebula-spark-utils/nebula-exchange/target/classes/pulsar_application.conf
 ```
 
-用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如例如`batchSuccess.follow: 300`。
+用户可以在返回信息中搜索`batchSuccess.<tag_name/edge_name>`，确认成功的数量。例如`batchSuccess.follow: 300`。
 
 ### 步骤 4：（可选）验证数据