diff --git a/demo/src/main/java/com/example/demo/Dao/paymentMapper.java b/demo/src/main/java/com/example/demo/Dao/paymentMapper.java
index 205c52c..c7a3f56 100644
--- a/demo/src/main/java/com/example/demo/Dao/paymentMapper.java
+++ b/demo/src/main/java/com/example/demo/Dao/paymentMapper.java
@@ -1,6 +1,8 @@
 package com.example.demo.Dao;
 
+import com.example.demo.bean.Manager;
 import com.example.demo.bean.Repayment;
+import org.apache.ibatis.annotations.Insert;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
 import org.apache.ibatis.annotations.Update;
@@ -10,7 +12,10 @@ public interface paymentMapper {
     @Select("select * from repayment where checkNum =#{checkNum}")
     public Repayment selectPepaymentBycheckNum(long checkNum);
 
-    @Update("update repayment set repAmount = {#repAmount} ,repSum = {#repSum} where checkNum = #{checkNum}")
+    @Update("update repayment set repAmount = {#repAmount} ,repSum = #{repSum} where checkNum = #{checkNum}")
     public void updateRepayment(Repayment repayment);
 
+    @Insert("insert into repayment(checkNum,repAmount,repSum) values (#{checkNum},#{repAmount}," +
+            "#{repSum})")
+    public void addRepayment(Repayment repayment);
 }
diff --git a/demo/src/main/java/com/example/demo/Dao/productHistroyMapper.java b/demo/src/main/java/com/example/demo/Dao/productHistroyMapper.java
index 18f6b7c..ffe7cc4 100644
--- a/demo/src/main/java/com/example/demo/Dao/productHistroyMapper.java
+++ b/demo/src/main/java/com/example/demo/Dao/productHistroyMapper.java
@@ -17,7 +17,7 @@ public interface productHistroyMapper {
     public List<ProductHistroy> select();
 
     @Insert("insert into productHistroy(productNum, productName, category, " +
-            "intrate, bankNum, productDescription, uploadTime, deleteTime, alterTime)" +
+            "intrate, bankNum, productDescription, uploadTime, deleteTime, alterTime,managerNum)" +
             " values (#{productNum},#{productName},#{category},#{intrate},#{bankNum}," +
             "#{productDescription},#{uploadTime},#{deleteTime},#{alterTime})")
     public void addProductHistroy(ProductHistroy productHistroys);
diff --git a/demo/src/main/java/com/example/demo/Dao/transMapper.java b/demo/src/main/java/com/example/demo/Dao/transMapper.java
index 7c414ca..327e996 100644
--- a/demo/src/main/java/com/example/demo/Dao/transMapper.java
+++ b/demo/src/main/java/com/example/demo/Dao/transMapper.java
@@ -19,12 +19,11 @@ public interface transMapper {
             "#{note},#{checkNum})")
     public void addTransaction(Transaction transactions);
 
-    @Update("update audit set transactionNum=#{transactionNum},payer=#{payer}" +
+    @Update("update transaction set transactionNum=#{transactionNum},payer=#{payer}" +
             ",payee=#{payee},transactionTime=#{transactionTime},transactionAmount=#{transactionAmount}," +
             "note=#{note}")
     public void updateTransaction(Transaction transactions);
 
-    @Delete("delete from audit where transactionNum=#{transactionNum}")
-    public void deleteTransaction(long transactionNum);
-
+    @Delete("delete from transaction where transactionNum=#{transactionNum}")
+    public void deleteTransaction(int transactionNum);
 }
diff --git a/demo/src/main/java/com/example/demo/bean/Bank.java b/demo/src/main/java/com/example/demo/bean/Bank.java
index be9f33d..0586fa2 100644
--- a/demo/src/main/java/com/example/demo/bean/Bank.java
+++ b/demo/src/main/java/com/example/demo/bean/Bank.java
@@ -12,6 +12,7 @@ import javax.persistence.Id;
 @Entity
 public class Bank {
     @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private int bankNum;
     private String bankName;
     private String contact;//联系方式
diff --git a/demo/src/main/java/com/example/demo/bean/Repayment.java b/demo/src/main/java/com/example/demo/bean/Repayment.java
index 5744436..b830553 100644
--- a/demo/src/main/java/com/example/demo/bean/Repayment.java
+++ b/demo/src/main/java/com/example/demo/bean/Repayment.java
@@ -18,4 +18,13 @@ public class Repayment {
     private double repAmount;
     private double repSum;
 
+    public double getRepAmount() {
+        return 0;
+    }
+
+    public void setRepAmount(double repamount) {
+    }
+
+    public void setRepSum(double pay) {
+    }
 }
diff --git a/demo/src/main/java/com/example/demo/bean/UsageDate.java b/demo/src/main/java/com/example/demo/bean/UsageDate.java
index 0a10f6b..d7c1f49 100644
--- a/demo/src/main/java/com/example/demo/bean/UsageDate.java
+++ b/demo/src/main/java/com/example/demo/bean/UsageDate.java
@@ -23,7 +23,27 @@ public class UsageDate {
     private float amount;
     private String startTime;
 
-    public UsageDate(){};
+    public UsageDate(){}
     private int equation;
 
+    public double getAmount() {
+        return amount;
+    }
+
+    public int getYear() {
+        return year;
+    }
+
+    public long getProductNum() {
+        return 0;
+    }
+
+    public long getUserNum() {
+        return 0;
+    }
+
+    public int getBankNum() {
+        return 0;
+    }
+
 }
diff --git a/demo/src/main/java/com/example/demo/bean/UserBankIdentify.java b/demo/src/main/java/com/example/demo/bean/UserBankIdentify.java
index d0d41cb..6889b3b 100644
--- a/demo/src/main/java/com/example/demo/bean/UserBankIdentify.java
+++ b/demo/src/main/java/com/example/demo/bean/UserBankIdentify.java
@@ -1,5 +1,6 @@
 package com.example.demo.bean;
 
+import lombok.Setter;
 import lombok.Getter;
 
 import javax.persistence.Entity;
@@ -8,6 +9,7 @@ import javax.persistence.GenerationType;
 import javax.persistence.Id;
 
 @Getter
+@Setter
 @Entity
 public class UserBankIdentify {
     @Id
diff --git a/demo/src/main/java/com/example/demo/circulator/controller/NextCirController.java b/demo/src/main/java/com/example/demo/circulator/controller/NextCirController.java
index 71d0b63..56767ce 100644
--- a/demo/src/main/java/com/example/demo/circulator/controller/NextCirController.java
+++ b/demo/src/main/java/com/example/demo/circulator/controller/NextCirController.java
@@ -34,11 +34,11 @@ public class NextCirController {
         if(next_principal_and_intrate>=0){
             request.setAttribute("next",next_principal_and_intrate);
         }else if(next_principal_and_intrate==-1){
-            return "/计算失败";
+            return "/计算失败!";
         }else if(next_principal_and_intrate==-2){
-            return "/未贷款此类业务";
+            return "/未贷款此类业务!";
         }else if(next_principal_and_intrate==-3){
-            return "/无此类业务";
+            return "/无此类业务!";
         }
         return "/next";
     }
diff --git a/demo/src/main/java/com/example/demo/circulator/controller/PayCirController.java b/demo/src/main/java/com/example/demo/circulator/controller/PayCirController.java
index b2c2487..74f7405 100644
--- a/demo/src/main/java/com/example/demo/circulator/controller/PayCirController.java
+++ b/demo/src/main/java/com/example/demo/circulator/controller/PayCirController.java
@@ -14,11 +14,11 @@ public class PayCirController {
     public String payAmountCir(long checkNum,double pay){
         int result = payCirService.payAmountCirculator(checkNum,pay);
         if(result==1){
-            return "/还款成功";
+            return "/还款成功!";
         }else if(result==-2){
-            return"/未贷款该业务";
+            return"/未贷款该业务!";
         }else
 
-            return "还款失败";
+            return "/还款失败";
     }
 }
diff --git a/demo/src/main/java/com/example/demo/circulator/controller/SumCirController.java b/demo/src/main/java/com/example/demo/circulator/controller/SumCirController.java
index 52f2802..9c03880 100644
--- a/demo/src/main/java/com/example/demo/circulator/controller/SumCirController.java
+++ b/demo/src/main/java/com/example/demo/circulator/controller/SumCirController.java
@@ -36,12 +36,11 @@ public class SumCirController {
         if(sum_principal_and_intrate>=0){
             request.setAttribute("sum",sum_principal_and_intrate);
         }else if(sum_principal_and_intrate==-3){
-            return "/无此类产品";
+            return "/无此类产品!";
         }else{
-            return "/计算失败";
+            return "/计算失败!";
         }
 
-
         return "/circulator";
     }
 }
diff --git a/demo/src/main/java/com/example/demo/circulator/service/CirService.java b/demo/src/main/java/com/example/demo/circulator/service/CirService.java
index 09b230d..c84f43b 100644
--- a/demo/src/main/java/com/example/demo/circulator/service/CirService.java
+++ b/demo/src/main/java/com/example/demo/circulator/service/CirService.java
@@ -1,11 +1,9 @@
 package com.example.demo.circulator.service;
 
-import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.PostConstruct;
 
-@Service
 public abstract class CirService {
     @PostConstruct
     public void init(){}
diff --git a/demo/src/main/java/com/example/demo/circulator/service/EPAIR_CirService.java b/demo/src/main/java/com/example/demo/circulator/service/EPAIR_CirService.java
index 43635d2..f354f78 100644
--- a/demo/src/main/java/com/example/demo/circulator/service/EPAIR_CirService.java
+++ b/demo/src/main/java/com/example/demo/circulator/service/EPAIR_CirService.java
@@ -5,11 +5,8 @@ import com.example.demo.Dao.usageDateMapper;
 import com.example.demo.bean.Product;
 import com.example.demo.bean.UsageDate;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-
-@Service
 public class EPAIR_CirService extends CirService{
     @Autowired
     private usageDateMapper usageDateMapper;
diff --git a/demo/src/main/java/com/example/demo/circulator/service/EPR_CirService.java b/demo/src/main/java/com/example/demo/circulator/service/EPR_CirService.java
index 40580a7..92f9824 100644
--- a/demo/src/main/java/com/example/demo/circulator/service/EPR_CirService.java
+++ b/demo/src/main/java/com/example/demo/circulator/service/EPR_CirService.java
@@ -7,16 +7,12 @@ import com.example.demo.bean.Product;
 import com.example.demo.bean.Repayment;
 import com.example.demo.bean.UsageDate;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-@Service
 public class EPR_CirService extends CirService{
     @Autowired
     private usageDateMapper usageDateMapper;
-    @Autowired
     private paymentMapper paymentMapper;
-    @Autowired
     private productMapper productMapper;
 
     @Transactional //数据库与事物的一致性
@@ -24,7 +20,7 @@ public class EPR_CirService extends CirService{
         try{
             UsageDate usageDate = usageDateMapper.selectUsageDateByCheckNum(checkNum);
             Repayment repayment = paymentMapper.selectPepaymentBycheckNum(checkNum);
-            if(usageDate!=null){return -2;}
+            if(usageDate==null)return -2;
             int year = usageDate.getYear();
             double amount = usageDate.getAmount();
             long productNum = usageDate.getProductNum();
@@ -34,7 +30,7 @@ public class EPR_CirService extends CirService{
             float intrate = product.getIntrate();
             double rep_amount = 0;
             if(repayment!=null)
-                repayment.getRepAmount();
+                rep_amount = repayment.getRepAmount();
             intrate /= 12;
             int month = year*12;
             double next_principal_and_interest = amount/month + (amount - rep_amount) * intrate;
@@ -51,7 +47,6 @@ public class EPR_CirService extends CirService{
     public double SumCirculator(long productNum,double amount,int year){
         try{
             Product product = productMapper.selectProductByProductNum(productNum);
-            if(product==null)return -3;
             float intrate = product.getIntrate();
             intrate /= 12;
             int month = year * 12;
diff --git a/demo/src/main/java/com/example/demo/circulator/service/PayCirService.java b/demo/src/main/java/com/example/demo/circulator/service/PayCirService.java
index de019c0..d617bc5 100644
--- a/demo/src/main/java/com/example/demo/circulator/service/PayCirService.java
+++ b/demo/src/main/java/com/example/demo/circulator/service/PayCirService.java
@@ -6,26 +6,18 @@ import com.example.demo.Dao.usageDateMapper;
 import com.example.demo.bean.Repayment;
 import com.example.demo.bean.Transaction;
 import com.example.demo.bean.UsageDate;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
 
-@Service
 public class PayCirService {
-    @Autowired
     private usageDateMapper usageDateMapper;
-    @Autowired
     private paymentMapper paymentMapper;
-    @Autowired
     private transMapper transMapper;
 
     public int payAmountCirculator(long checkNum,double pay){
         try{
             Repayment repayment = paymentMapper.selectPepaymentBycheckNum(checkNum);
             UsageDate usageDate= usageDateMapper.selectUsageDateByCheckNum(checkNum);
-            if(usageDate!=null)return -2;
-            double rep_amount = 0;
-            if(repayment!=null)
-                repayment.getRepAmount();
+            if(usageDate==null)return -2;
+            double repamount = repayment.getRepAmount();
             long userNum = usageDate.getUserNum();
             int bankNum = usageDate.getBankNum();
             double amount = usageDate.getAmount();
@@ -34,10 +26,14 @@ public class PayCirService {
             Transaction transaction = new Transaction(checkNum,userNum,bankNum,pay);
             transMapper.addTransaction(transaction);
 
-            rep_amount = pay - amount/(year*12);
-            repayment.setRepAmount(rep_amount);
+            repamount = pay - amount/(year*12);
+            repayment.setRepAmount(repamount);
             repayment.setRepSum(pay);
-            paymentMapper.updateRepayment(repayment);
+            if(repayment!=null){
+                paymentMapper.updateRepayment(repayment);
+            }else{
+                paymentMapper.addRepayment(repayment);
+            }
             return 1;
         }catch(Exception e){
             e.printStackTrace();