diff --git a/server/bin_dev/web3service/config/web3service.cluster.json b/server/bin_dev/web3service/config/web3service.cluster.json
index 6d11faa..f3bc76b 100644
--- a/server/bin_dev/web3service/config/web3service.cluster.json
+++ b/server/bin_dev/web3service/config/web3service.cluster.json
@@ -1,6 +1,9 @@
 [
   {
     "instance_id" : 1,
-    "listen_port": 7672
+    "listen_port": 7672,
+    "nets": [
+      421613
+    ]
   }
 ]
diff --git a/server/bin_dev/web3service/web3service b/server/bin_dev/web3service/web3service
index ed66b3b..922182e 100755
--- a/server/bin_dev/web3service/web3service
+++ b/server/bin_dev/web3service/web3service
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-node ../../web3service/app.js
+node ../../web3service/app.js -n1 -i1
diff --git a/server/web3service/metadata/factory.js b/server/web3service/metadata/factory.js
index cff3ecb..5a9b2e1 100644
--- a/server/web3service/metadata/factory.js
+++ b/server/web3service/metadata/factory.js
@@ -87,15 +87,6 @@ function init() {
                     '',
                     'Config'
                    );
-  registerMetaClass(configDir + 'web3.json',
-                    '',
-                    'Web3'
-                   );
-  registerMetaClass(configDir + 'contract.json',
-                    'name',
-                    'Contract'
-                   );
-
   registerMetaClass(configDir + 'blockchaindb_mysql.json',
                     '',
                     'MarketDb'
@@ -105,14 +96,23 @@ function init() {
                     'id',
                     'Item'
                    );
-
+  /*
+  registerMetaClass(configDir + 'web3.json',
+                    '',
+                    'Web3'
+                   );
+  registerMetaClass(configDir + 'contract.json',
+                    'name',
+                    'Contract'
+                   );
+  */
   load();
   {
     traverseMetaList('MarketDb', (dbConf, idx) => {
       app.registerDb('MarketDb' + idx, dbConf);
     });
   }
- }
+}
 
 function getMetaClass(name) {
   return utils.hasKey(metaClasses, name) ? metaClasses[name] : null;