diff --git a/src/constants/env.ts b/src/constants/env.ts
index a11cbe6734..6413cb64c9 100644
--- a/src/constants/env.ts
+++ b/src/constants/env.ts
@@ -1,6 +1,8 @@
+import { ChainId } from '@kyberswap/ks-sdk-core'
 import invariant from 'tiny-invariant'
 
 import { PrivateAnnouncementType } from 'components/Announcement/type'
+import { isAddressString } from 'utils/address'
 
 import { ENV_TYPE } from './type'
 
@@ -162,8 +164,8 @@ export const getAnnouncementsTemplateIds = (type: keyof TemplateConfig) => {
 }
 
 const mock = localStorage.getItem('mock')?.split(',') ?? []
-export const MOCK_ACCOUNT_EVM = mock[0] ?? ''
-export const MOCK_ACCOUNT_SOLANA = mock[1] ?? ''
+export const MOCK_ACCOUNT_EVM = isAddressString(ChainId.MAINNET, mock[0]?.trim())
+export const MOCK_ACCOUNT_SOLANA = isAddressString(ChainId.SOLANA, mock[1]?.trim())
 
 const isSupportTestNet = ENV_LEVEL < ENV_TYPE.PROD && new URLSearchParams(window.location.search).get('test')
 export const CROSS_CHAIN_CONFIG = {
diff --git a/src/utils/address.ts b/src/utils/address.ts
new file mode 100644
index 0000000000..365df0b211
--- /dev/null
+++ b/src/utils/address.ts
@@ -0,0 +1,29 @@
+import { ChainId, Token } from '@kyberswap/ks-sdk-core'
+import { PublicKey } from '@solana/web3.js'
+
+export const isWalletAddressSolana = async (addr: string) => {
+  try {
+    if (!addr) return false
+    const publicKey = new PublicKey(addr)
+    return await PublicKey.isOnCurve(publicKey.toBytes())
+  } catch (err) {
+    return false
+  }
+}
+
+// returns the checksummed address if the address is valid, otherwise returns false
+export function isAddress(chainId: ChainId, value: any): string | false {
+  try {
+    return new Token(chainId, value, 0).address
+  } catch {
+    return false
+  }
+}
+
+export function isAddressString(chainId: ChainId, value: any): string {
+  try {
+    return new Token(chainId, value, 0).address
+  } catch {
+    return ''
+  }
+}
diff --git a/src/utils/index.ts b/src/utils/index.ts
index 5edd8718db..b7e5ad6e05 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,8 +1,7 @@
 import { ApolloClient, NormalizedCacheObject } from '@apollo/client'
 import { BigNumber } from '@ethersproject/bignumber'
-import { ChainId, Currency, CurrencyAmount, Percent, Token, WETH } from '@kyberswap/ks-sdk-core'
+import { ChainId, Currency, CurrencyAmount, Percent, WETH } from '@kyberswap/ks-sdk-core'
 import { WalletReadyState } from '@solana/wallet-adapter-base'
-import { PublicKey } from '@solana/web3.js'
 import dayjs from 'dayjs'
 import JSBI from 'jsbi'
 import Numeral from 'numeral'
@@ -26,32 +25,9 @@ import store from 'state'
 import { GroupedTxsByHash, TransactionDetails } from 'state/transactions/type'
 import { chunk } from 'utils/array'
 
-export const isWalletAddressSolana = async (addr: string) => {
-  try {
-    if (!addr) return false
-    const publicKey = new PublicKey(addr)
-    return await PublicKey.isOnCurve(publicKey.toBytes())
-  } catch (err) {
-    return false
-  }
-}
+import { isAddress, isAddressString, isWalletAddressSolana } from './address'
 
-// returns the checksummed address if the address is valid, otherwise returns false
-export function isAddress(chainId: ChainId, value: any): string | false {
-  try {
-    return new Token(chainId, value, 0).address
-  } catch {
-    return false
-  }
-}
-
-export function isAddressString(chainId: ChainId, value: any): string {
-  try {
-    return new Token(chainId, value, 0).address
-  } catch {
-    return ''
-  }
-}
+export { isAddress, isWalletAddressSolana, isAddressString }
 
 export function getEtherscanLink(
   chainId: ChainId,