diff --git a/server/wheelserver/mt/export.go b/server/wheelserver/mt/export.go
index 2a615059..65026bc6 100644
--- a/server/wheelserver/mt/export.go
+++ b/server/wheelserver/mt/export.go
@@ -6,10 +6,8 @@ import (
 
 type table struct {
 	WheelServerCluster *WheelServerClusterTable
-	//WheelDb      *WheelDbTable
 	Config      *ConfigTable
 	Web3ServiceCluster *Web3ServiceClusterTable
-	//Contract *ContractTable
 }
 
 var Table = f5.New(func(this *table) {
@@ -23,17 +21,8 @@ var Table = f5.New(func(this *table) {
 		this.PrimKey = "instance_id"
 	})
 
-	/*
-	this.WheelDb = f5.New(func(this *WheelDbTable) {
-		this.FileName = "../config/nftdb.mysql.json"
-		this.PrimKey = ""
-	})*/
-
 	this.Config = f5.New(func(this *ConfigTable) {
 		this.FileName = "../config/config.json"
 		this.PrimKey = ""
 	})
-
-	//this.Contract = new(ContractTable)
-
 })