diff --git a/bashi-dk/src/main/java/com/bashi/dk/service/impl/BorrowServiceImpl.java b/bashi-dk/src/main/java/com/bashi/dk/service/impl/BorrowServiceImpl.java
index 5fec6b0..dde41d6 100644
--- a/bashi-dk/src/main/java/com/bashi/dk/service/impl/BorrowServiceImpl.java
+++ b/bashi-dk/src/main/java/com/bashi/dk/service/impl/BorrowServiceImpl.java
@@ -1,7 +1,5 @@
 package com.bashi.dk.service.impl;
 
-import cn.hutool.core.lang.hash.Hash;
-import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
@@ -31,6 +29,8 @@ import com.bashi.dk.util.MoneyUtil;
 import com.bashi.dk.util.OrderTradeNoUtil;
 import org.apache.commons.lang3.BooleanUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.redisson.api.RLock;
+import org.redisson.api.RedissonClient;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -41,6 +41,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.TimeUnit;
 
 @Service
 public class BorrowServiceImpl extends ServiceImpl<BorrowMapper, Borrow> implements BorrowService {
@@ -53,7 +54,8 @@ public class BorrowServiceImpl extends ServiceImpl<BorrowMapper, Borrow> impleme
     private CalLoanManager calLoanManager;
     @Autowired
     private LoansSettingService loansSettingService;
-
+    @Autowired
+    private RedissonClient redissonClient;
 
 
     @Override
@@ -69,32 +71,42 @@ public class BorrowServiceImpl extends ServiceImpl<BorrowMapper, Borrow> impleme
         if(customer.getRealNameAuth() != 1){
             throw new CustomException("请补全个人资料后在发起贷款");
         }
-        LoansSetting loansSetting = loansSettingService.getLoansSetting();
-        CalLoanReq calLoanReq = new CalLoanReq();
-        calLoanReq.setTotalLoanMoney(req.getTotalLoanMoney());
-        calLoanReq.setTotalMonth(req.getTotalMonth());
-        Loan loan = calLoanManager.calLoan(calLoanReq);
-        Borrow borrow = BeanConvertUtil.convertTo(customerInfo, Borrow::new);
-        borrow.setId(null);
-        borrow.setTradeNo(OrderTradeNoUtil.createOrder(OrderTradeNoUtil.BORROW));
-        borrow.setTotalLoanMoney(loan.getTotalLoanMoney());
-        borrow.setTotalMonth(loan.getTotalMonth());
-        borrow.setLoanMonthRate(loan.getLoanRateMonth());
-        borrow.setLoanYearRate(loan.getLoanRate());
-        borrow.setTotalInterest(loan.getTotalInterest());
-        borrow.setTotalRepayment(loan.getTotalRepayment());
-        borrow.setFirstRepayment(loan.getFirstRepayment());
-        borrow.setAvgRepayment(loan.getAvgRepayment());
-        borrow.setDueDate(loansSetting.getDueDate());
-        borrow.setNoteRemark(req.getNoteRemark());
-        borrow.setBorrowName("审核中");
-        borrow.setBorrowNameStyle("black");
-        borrow.setBorrowRemark("审核中...");
-        borrow.setInfoJson(JsonUtils.toJsonString(loan));
-        borrow.setFirstBankType(borrow.getBankType());
-        borrow.setFirstBackCardNum(borrow.getBackCardNum());
-        this.save(borrow);
-        customerService.dk(customer.getId());
+        RLock lock = redissonClient.getLock("borrow:lock:" + req.getCustomerId());
+        if(lock.isLocked()){
+            throw new CustomException("点击太快了，请稍等");
+        }
+        lock.lock(5, TimeUnit.SECONDS);
+        Borrow borrow;
+        try {
+            LoansSetting loansSetting = loansSettingService.getLoansSetting();
+            CalLoanReq calLoanReq = new CalLoanReq();
+            calLoanReq.setTotalLoanMoney(req.getTotalLoanMoney());
+            calLoanReq.setTotalMonth(req.getTotalMonth());
+            Loan loan = calLoanManager.calLoan(calLoanReq);
+            borrow = BeanConvertUtil.convertTo(customerInfo, Borrow::new);
+            borrow.setId(null);
+            borrow.setTradeNo(OrderTradeNoUtil.createOrder(OrderTradeNoUtil.BORROW));
+            borrow.setTotalLoanMoney(loan.getTotalLoanMoney());
+            borrow.setTotalMonth(loan.getTotalMonth());
+            borrow.setLoanMonthRate(loan.getLoanRateMonth());
+            borrow.setLoanYearRate(loan.getLoanRate());
+            borrow.setTotalInterest(loan.getTotalInterest());
+            borrow.setTotalRepayment(loan.getTotalRepayment());
+            borrow.setFirstRepayment(loan.getFirstRepayment());
+            borrow.setAvgRepayment(loan.getAvgRepayment());
+            borrow.setDueDate(loansSetting.getDueDate());
+            borrow.setNoteRemark(req.getNoteRemark());
+            borrow.setBorrowName("审核中");
+            borrow.setBorrowNameStyle("black");
+            borrow.setBorrowRemark("审核中...");
+            borrow.setInfoJson(JsonUtils.toJsonString(loan));
+            borrow.setFirstBankType(borrow.getBankType());
+            borrow.setFirstBackCardNum(borrow.getBackCardNum());
+            this.save(borrow);
+            customerService.dk(customer.getId());
+        }finally {
+            lock.unlock();
+        }
         return borrow;
     }