/c
local bar = game.player.get_inventory(defines.inventory.player_quickbar)
bar.clear()
for _, stack in ipairs{
"electric-energy-interface",
"medium-electric-pole",
"steel-chest",
"iron-plate",
"miniloader",
"transport-belt",
"fast-miniloader",
"fast-transport-belt",
"express-miniloader",
"express-transport-belt",
} do
bar.insert(stack)
end
bar.insert("iron-plate")
game.player.insert{name="iron-plate", count=500}
game.player.insert{name="copper-plate", count=500}