diff --git a/src/abi/mint.js b/src/abi/mint.js
index 909b7c9..335dd2a 100644
--- a/src/abi/mint.js
+++ b/src/abi/mint.js
@@ -1,4 +1,4 @@
-
+import {Deferred} from '../utils/promise.util.js'
 const MINT_CONTRACT_ADDRESS=import.meta.env.VITE_CLAIMWL_ADDRESS
 const RPC='https://rpc.testnet.immutable.com/'
 
@@ -18,7 +18,6 @@ const requestChain = async (rpc, method, params) => {
   }
   const res = await fetch(rpc, options)
   const json = await res.json()
-  console.log(json)
   if (json.error) {
     throw new Error(json.error.message)
   }
@@ -40,7 +39,7 @@ export const queryMintStatus = async(user) => {
   const res = await queryMintData(user, data)
   // remove '0x', split with 64 length
   let nums = res.slice(2).match(/.{64}/g)
-  nums = nums.map(o => parseInt(o));
+  nums = nums.map(o => parseInt(o, 16));
   return nums
 }
 
@@ -71,13 +70,82 @@ export const fetchMintConfig = async() => {
 export const fetchAllMintedCount = async()=> {
   const data = '0x34eafb11'
   const res = await queryMintData(MINT_CONTRACT_ADDRESS, data)
-  return parseInt(res)
+  return parseInt(res, 16)
 }
 
 
 // 已mint的NFT列表
-const fetchUserNftList = async(user) => {
+export const fetchUserNftList = async(user) => {
   const data = '0x7d10ab3f'
-  return queryMintData(user, data)
+  const res = await queryMintData(user, data)
+  let nums = res.slice(2).match(/.{64}/g)
+  let results = []
+  if (nums.length > 2) {
+    for (let i = 2; i < nums.length; i ++) {
+      results.push(BigInt('0x'+nums[i]).toString())
+    }
+  }
+  return results
 }
 
+
+/**
+ * number to hex string
+ * @param {number} chainId
+ * @return {string}
+ */
+export function toHexChainId(chainId) {
+  return '0x' + chainId.toString(16)
+}
+
+export const switchEthereumChain = async (provider, targetChainId) => {
+  const hexChainId = (targetChainId.indexOf('0x') >= 0) ? targetChainId : toHexChainId(targetChainId)
+  const deferred = new Deferred();
+  const onChainChange = (chainId) => {
+    const chainIdNum = parseInt(chainId)
+    console.log('switchEthereumChain: ', chainIdNum)
+    provider.removeListener('chainChanged', onChainChange)
+    if (chainId !== hexChainId) {
+      deferred.reject(new Error('switch chain failed'))
+      return
+    }
+    deferred.resolve(chainIdNum)
+  }
+  provider.on('chainChanged', onChainChange)
+  try {
+    await provider.request({
+      method: 'wallet_switchEthereumChain',
+      params: [{ chainId: hexChainId }]
+    })
+    console.log('success send switch chain request')
+  } catch (e) {
+    console.log('error switch chain: ', e)
+    if (e.code === 4902 || e.message.indexOf('Unrecognized chain ID') >= 0) {
+      try {
+        const data = chainCfg
+        await provider.request({
+          method: 'wallet_addEthereumChain',
+          params: [
+            {
+              chainId: hexChainId,
+              chainName: data.name,
+              nativeCurrency: {
+                name: data.symbol,
+                symbol: data.symbol,
+                decimals: data.decimals || 18
+              },
+              blockExplorerUrls: [data.explorerurl],
+              rpcUrls: [data.rpc]
+            }
+          ]
+        })
+        console.log('success send add chain request')
+      } catch (addError) {
+        console.error('error add chain: ', addError)
+        provider.removeListener('chainChanged', onChainChange)
+        deferred.reject(addError)
+      }
+    }
+  }
+  return deferred.promise
+}
diff --git a/src/utils/promise.util.js b/src/utils/promise.util.js
new file mode 100644
index 0000000..4d752ae
--- /dev/null
+++ b/src/utils/promise.util.js
@@ -0,0 +1,69 @@
+function retry(promiseFn, options) {
+  let retries = 0;
+  let defaultOptions = {
+    maxRetries: 3,
+    whitelistErrors: []
+  };
+  Object.assign(defaultOptions, options);
+  const { maxRetries, whitelistErrors } = options;
+  const retryPromise = async () => {
+    try {
+      return await promiseFn();
+    } catch (err) {
+      if (retries < maxRetries && whitelistErrors.some((whitelistedError) => err instanceof whitelistedError.constructor)) {
+        retries++;
+        return retryPromise();
+      }
+      throw err;
+    }
+  };
+  return retryPromise();
+}
+var Deferred = class {
+  constructor() {
+    this.promise = new Promise((resolve, reject) => {
+      this._resolve = resolve;
+      this._reject = reject;
+    });
+  }
+  resolve(value) {
+    this._resolve(value);
+  }
+  reject(reason) {
+    this._reject(reason);
+  }
+  then(onfulfilled, onrejected) {
+    return this.promise.then(onfulfilled, onrejected);
+  }
+  catch(onrejected) {
+    return this.promise.catch(onrejected);
+  }
+};
+var PromiseQueue = class {
+  constructor({ concurrency = 2 }) {
+    this._current = 0;
+    this._list = [];
+    this.concurrency = concurrency;
+  }
+  add(promiseFn) {
+    this._list.push(promiseFn);
+    this.loadNext();
+  }
+  loadNext() {
+    if (this._list.length === 0 || this.concurrency === this._current)
+      return;
+    this._current++;
+    const fn = this._list.shift();
+    const promise = fn.call(this);
+    promise.then(this.onLoaded.bind(this)).catch(this.onLoaded.bind(this));
+  }
+  onLoaded() {
+    this._current--;
+    this.loadNext();
+  }
+};
+export {
+  Deferred,
+  PromiseQueue,
+  retry
+};
\ No newline at end of file
diff --git a/src/view/mintIndex.vue b/src/view/mintIndex.vue
index a0b3b8a..1f2ab44 100644
--- a/src/view/mintIndex.vue
+++ b/src/view/mintIndex.vue
@@ -712,7 +712,7 @@ import {
   disconnectLink,
   claimStage2Nft,
   balanceOfAmount,
-  isSepoliNetwork,
+  checkAndSwitchChain,
   mintConfig,
   fetchWLCount,
   fetchMintedCount
@@ -827,7 +827,7 @@ const getLinkWallet = async value => {
     localStorage.setItem("address", res);
     localStorage.setItem("walletName", value);
     walletDialogVisible.value = false;
-    await isSepoliNetwork(value);
+    await checkAndSwitchChain(value);
   } else {
     if (value == "disconnect") {
       if (localStorage.getItem("walletName") == "connect") {
@@ -858,7 +858,7 @@ const getLinkWallet = async value => {
     isWallet.value = localStorage.getItem("walletName");
     getAddress.value = localStorage.getItem("address");
     walletDialogVisible.value = false;
-    await isSepoliNetwork(value);
+    await checkAndSwitchChain(value);
   }
   await mintInit();
 };
diff --git a/src/wallet/index.js b/src/wallet/index.js
index d342bf0..aa2a5ea 100644
--- a/src/wallet/index.js
+++ b/src/wallet/index.js
@@ -4,7 +4,7 @@ import ERC_abi from './../abi/ImmutableERC20MinterBurnerPermit.json'
 import CFNFT_abi from './../abi/CFNFTGame.json'
 import CLAIM_abi from './../abi/NFTClaimStage2.json'
 import CLAIMWL_abi from './../abi/NFTClaimStage2WL.json'
-import { queryMintStatus, fetchMintConfig, fetchAllMintedCount } from '../abi/mint.js'
+import { queryMintStatus, fetchMintConfig, fetchAllMintedCount,switchEthereumChain,fetchUserNftList } from '../abi/mint.js'
 var abis = {
   "ERC": ERC_abi,
   "CFNFT": CFNFT_abi,
@@ -105,30 +105,15 @@ export async function isWalletConnected() {
 }
 
 // 检查是否有arbitrum-sepolia网络
-export async function isSepoliNetwork(name) {
-  let res
-  if (name == 'ethereum') {
-    res = await window.ethereum.request({
-      method: "wallet_switchEthereumChain",
-      params: [
-        {
-          chainId: chainId
-        }
-      ]
-    });
-    return false
-  } else if (name == 'okxwallet') {
-    res =
-      await window.ethereum.request({
-        method: "wallet_switchEthereumChain",
-        params: [
-          {
-            chainId: chainId
-          }
-        ]
-      });
-    return false
-  } else if (name == 'connect') {
+export async function checkAndSwitchChain(name) {
+  if (name == 'ethereum' || name == 'okxwallet') {
+    const provider = window[name]
+    const _chainId = await provider.request({ method: "eth_chainId" });
+    if (_chainId != chainId) {
+      await switchEthereumChain(provider, chainId)
+    }
+    return true
+  } else {
     return false
   }
 }
@@ -204,6 +189,7 @@ export async function addNetwork(name) {
 const GAS_BOOST = 2
 // claim NFT
 export const claimStage2Nft = async (name, myAddress, params, mintPrice, web3) => {
+  await checkAndSwitchChain(name)
   const price = params * mintPrice * 1e18
   console.log(BigInt(price))
   const gasPrice = await web3.eth.getGasPrice()
@@ -241,22 +227,11 @@ export const mintConfig = async (name, myAddress) => {
 // 当前用户白单数量
 export const fetchWLCount = async (myAddress) => {
   const nums = await queryMintStatus(myAddress)
-  console.log(nums)
   return nums
 }
 
 // 当前用户已获得的数量
 export const fetchMintedCount = async (name, myAddress) => {
-  let web3
-  if (name == 'ethereum') {
-    web3 = new Web3(window.ethereum);
-  } else if (name == 'okxwallet') {
-    web3 = new Web3(okxwallet)
-  } else if (name == 'connect') {
-    web3 = new Web3(provider)
-  }
-  let contract = new web3.eth.Contract(abis['CLAIMWL'].abi, claimWlAddress, { from: myAddress })
-  const tokenArr = await contract.methods.mintedNft(myAddress).call();
-  return tokenArr
+  return fetchUserNftList(myAddress)
 }
 
diff --git a/src/wallet/initPassport.js b/src/wallet/initPassport.js
index 11a182c..ad9c765 100644
--- a/src/wallet/initPassport.js
+++ b/src/wallet/initPassport.js
@@ -1,8 +1,9 @@
 import { config, passport } from '@imtbl/sdk';
 console.log(import.meta.env.VITE_GPAL_ROUTER,'import.meta.env.VITE_GPAL_ROUTER')
+const environment = process.env.NODE_ENV === 'production' ? config.Environment.PRODUCTION : config.Environment.SANDBOX; 
 const passportInstance = new passport.Passport({
   baseConfig: {
-    environment: config.Environment.SANDBOX, // or Environment.PRODUCTION 
+    environment, // or Environment.PRODUCTION 
     publishableKey: import.meta.env.VITE_PASSPORT_PUBLISHABLE_KEY, // replace with your publishable API key from Hub pk_imapik-tU10buLqoyLZ0o54rcub pk_imapik-test-1E-detBXtG7U$5961WuL
     // publishableKey: '', // replace with your publishable API key from Hub
   },