diff --git a/src/pages/addCollection/index.tsx b/src/pages/addCollection/index.tsx
index 4154ae4..3e64ef0 100644
--- a/src/pages/addCollection/index.tsx
+++ b/src/pages/addCollection/index.tsx
@@ -2,6 +2,7 @@ import { Button, Input, Textarea, View } from '@tarojs/components'
 import Taro, { useDidShow } from '@tarojs/taro'
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import classnames from 'classnames'
+import Big from 'big.js'
 import styles from './index.module.scss'
 import Form from './components/form'
 import {
@@ -128,7 +129,7 @@ const AddCollection = () => {
     const query = {
       payment_credential_url: picUrl.current,
       purchaser_id: Query.purchaser_id,
-      receipt_amount: Number(Query.money) * 100,
+      receipt_amount: parseFloat(new Big(Query.money).times(100)),
       receiving_account_id: Query.bankId,
       remark: TextareaValue,
     }