diff --git a/server/web3bcspider/metadata/BcNftDb.js b/server/web3bcspider/metadata/BcNftDb.js
new file mode 100644
index 0000000..b639a5f
--- /dev/null
+++ b/server/web3bcspider/metadata/BcNftDb.js
@@ -0,0 +1,8 @@
+const utils = require('j7/utils');
+const basewrap = require('./basewrap');
+
+class BcNftDb extends basewrap.BaseWrap {
+
+}
+
+module.exports = BcNftDb;
diff --git a/server/web3bcspider/metadata/factory.js b/server/web3bcspider/metadata/factory.js
index fe6aef2..e6e8c69 100644
--- a/server/web3bcspider/metadata/factory.js
+++ b/server/web3bcspider/metadata/factory.js
@@ -94,6 +94,10 @@ async function init() {
                     '',
                     'BcEventDb'
                    );
+  registerMetaClass(configDir + 'bcnft_mysql.json',
+                    '',
+                    'BcNftDb'
+                   );
   registerMetaClass(configDir + 'web3bcspider.cluster.json',
                     '',
                     'Web3BcSpider'
@@ -103,6 +107,9 @@ async function init() {
     traverseMetaList('BcEventDb', (dbConf, idx) => {
       app.registerDb('BcEventDb' + idx, dbConf);
     });
+    traverseMetaList('BcNftDb', (dbConf, idx) => {
+      app.registerDb('BcNftDb' + idx, dbConf);
+    });
     traverseMetaList('Web3BcSpider', (item, idx) => {
       if (item['instance_id'] == app.getInstanceId()) {
         web3BcSpiderConf = item;