diff --git a/demo/pom.xml b/demo/pom.xml
index 7059f29..9ac5294 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -24,11 +24,33 @@
             <artifactId>spring-boot-starter</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>1.3.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/demo/src/test/java/com/example/demo/Dao/auditMapper.java b/demo/src/test/java/com/example/demo/Dao/auditMapper.java
new file mode 100644
index 0000000..a2df9fc
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/Dao/auditMapper.java
@@ -0,0 +1,35 @@
+package com.example.demo.Dao;
+
+import com.example.demo.bean.audio;
+import org.apache.ibatis.annotations.Delete;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+import java.util.List;
+
+@Mapper
+public interface auditMapper {
+    @Select("select * from audio where checkNum = #{checkNum}")
+    public audio selectAudioByCheckNum(int checkNum);
+
+    @Select("select * from audio")
+    public List<audio> select();
+
+    @Insert("insert into audio(checkNum, userNum, productNum, " +
+            "bankAccount, checkState, contractNum, " +
+            "isSignContract, year, amount, applyTime)" +
+            " values (#{checkNum},#{userNum},#{productNum},#{bankAccount},#{checkState}," +
+            "#{contractNum},#{isSignContract},#{year},#{amount},#{applyTime})")
+    public void addAudio(audio Audios);
+
+    @Update("update audio set checkNum=#{checkNum},userNum=#{userNum}" +
+            ",productNum=#{productNum},checkState=#{checkState},contractNum=#{contractNum}," +
+            "isSignContract=#{isSignContract},year=#{year},amount=#{amount}," +
+            "applyTime=#{applyTime}where checkNum=#{checkNum}")
+    public void updateAudio(audio Audios);
+
+    @Delete("delete from audio where checkNum=#{checkNum}")
+    public void deleteAudio(String checkNum);
+}
diff --git a/demo/src/test/java/com/example/demo/Dao/bankMapper.java b/demo/src/test/java/com/example/demo/Dao/bankMapper.java
new file mode 100644
index 0000000..21256e4
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/Dao/bankMapper.java
@@ -0,0 +1,35 @@
+package com.example.demo.Dao;
+
+import com.example.demo.bean.bank;
+import org.apache.ibatis.annotations.Delete;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Select;
+import org.apache.ibatis.annotations.Update;
+
+import java.util.List;
+
+public interface bankMapper {
+
+    @Select("select * from bank where bankNum = #{bankNum}")
+    public bank selectBankByBankNum(int bankNum);
+
+    @Select("select * from bank where bankName = #{bankName}")
+    public bank selectBankByBankName(int bankName);
+
+    @Select("select * from bank")
+    public List<bank> select();
+
+    @Insert("insert into bank(bankNum, bankName, contact, " +
+            " values (#{bankNum},#{bankName},#{contact},)")
+    public void addBank(bank banks);
+
+    @Update("update bank set bankNum=#{bankNum},bankName=#{bankName}" +
+            ",contact=#{contact} where bankNum=#{bankNum}")
+    public void updateBank(bank banks);
+
+//    @Delete("delete from bank where bankNum=#{bankNum}")
+//    public void deleteBank(String bankNum);
+//
+//    @Delete("delete from bank where bankName=#{bankName}")
+//    public void deleteBanks(String bankName);
+}
diff --git a/demo/src/test/java/com/example/demo/Dao/managerMapper.java b/demo/src/test/java/com/example/demo/Dao/managerMapper.java
new file mode 100644
index 0000000..77c1bfc
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/Dao/managerMapper.java
@@ -0,0 +1,24 @@
+package com.example.demo.Dao;
+
+import com.example.demo.bean.manager;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface managerMapper {
+    @Select("select * from manager where managerNum = #{managerName}")
+    public manager selectManagerByManagerName(int managerName);
+
+    @Insert("insert into manager(managerNum, managerName, managerPwd, " +
+            "managerRight, telephoneNum) values (#{managerNum},#{managerName}," +
+            "#{managerPwd},#{managerRight},#{telephoneNum})")
+    public void addManager(manager managers);
+
+    @Update("update manager set managerNum=#{managerNum},managerName=#{managerName}" +
+            ",managerPwd=#{managerPwd},managerRight=#{managerRight},telephoneNum=#{telephoneNum},")
+    public void updateManager(manager managers);
+
+//    @Delete("delete from manager where managerNum=#{managerNum}")
+//    public void deleteManager(String managerNum);
+}
diff --git a/demo/src/test/java/com/example/demo/Dao/userMapper.java b/demo/src/test/java/com/example/demo/Dao/userMapper.java
new file mode 100644
index 0000000..99f0c14
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/Dao/userMapper.java
@@ -0,0 +1,30 @@
+package com.example.demo.Dao;
+
+import com.example.demo.bean.user;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface userMapper {
+    @Select("select * from user where userNum = #{userNum}")
+    public user selectUserByuserNum(int userNum);
+
+    @Select("select * from user")
+    public List<user> select();
+
+    @Insert("insert into user(userNum, userName, userPwd, userRight," +
+            " tureName, idNum, telephoneNum, address, isIdentify, registerTime)" +
+            " values (#{userNum},#{userName},#{userPwd},#{userRight},#{tureName}," +
+            "#{idNum},#{telephoneNum},#{address},#{isIdentify},#{registerTime})")
+    public void addUser(user users);
+
+    @Update("update user set userNum=#{userNum},userName=#{userName}" +
+            ",userPwd=#{userPwd},userRight=#{userRight},tureName=#{tureName}," +
+            "idNum=#{idNum},telephoneNum=#{telephoneNum},address=#{address}," +
+            "isIdentify=#{isIdentify},registerTime=#{registerTime}where userNum=#{userNum}")
+    public void updateUser(user users);
+
+    @Delete("delete from user where userNum=#{userNum}")
+    public void deleteUser(String userNum);
+}
diff --git a/demo/src/test/java/com/example/demo/bean/audio.java b/demo/src/test/java/com/example/demo/bean/audio.java
new file mode 100644
index 0000000..259a96e
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/bean/audio.java
@@ -0,0 +1,103 @@
+package com.example.demo.bean;
+
+
+import javax.persistence.*;
+
+
+@Entity
+public class audio {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private String checkNum;
+    private  String userNum;
+    private  float amount;
+    private  String applyTime;
+    private String bankAccount;
+    private int checkState;
+    private String contractNum;
+    private short isSignContract;
+    private  String productNum;
+    private  int year;
+
+    public audio(){};
+
+    public int getYear() {
+        return year;
+    }
+
+    public void setYear(int year) {
+        this.year = year;
+    }
+
+    public String getProductNum() {
+        return productNum;
+    }
+
+    public void setProductNum(String productNum) {
+        this.productNum = productNum;
+    }
+
+    public short getIsSignContract() {
+        return isSignContract;
+    }
+
+    public void setIsSignContract(short isSignContract) {
+        this.isSignContract = isSignContract;
+    }
+
+    public String getContractNum() {
+        return contractNum;
+    }
+
+    public void setContractNum(String contractNum) {
+        this.contractNum = contractNum;
+    }
+
+    public int getCheckState() {
+        return checkState;
+    }
+
+    public void setCheckState(int checkState) {
+        this.checkState = checkState;
+    }
+
+    public String getCheckNum() {
+        return checkNum;
+    }
+
+    public void setCheckNum(String checkNum) {
+        this.checkNum = checkNum;
+    }
+
+    public float getAmount() {
+        return amount;
+    }
+
+    public void setAmount(float amount) {
+        this.amount = amount;
+    }
+
+    public String getBankAccount() {
+        return bankAccount;
+    }
+
+    public void setBankAccount(String bankAccount) {
+        this.bankAccount = bankAccount;
+    }
+
+    public String getApplyTime() {
+        return applyTime;
+    }
+
+    public void setApplyTime(String applyTime) {
+        this.applyTime = applyTime;
+    }
+
+    public String getUserNum() {
+        return userNum;
+    }
+
+    public void setUserNum(String userNum) {
+        this.userNum = userNum;
+    }
+}
diff --git a/demo/src/test/java/com/example/demo/bean/bank.java b/demo/src/test/java/com/example/demo/bean/bank.java
new file mode 100644
index 0000000..8dc1fbb
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/bean/bank.java
@@ -0,0 +1,37 @@
+package com.example.demo.bean;
+
+
+import javax.persistence.*;
+
+@Entity
+public class bank {
+    private String bankNum;
+    private String bankName;
+    private String contact;//联系方式
+
+    public bank(){};
+
+    public String getBankNum() {
+        return bankNum;
+    }
+
+    public void setBankNum(String bankNum) {
+        this.bankNum = bankNum;
+    }
+
+    public String getContact() {
+        return contact;
+    }
+
+    public void setContact(String contact) {
+        this.contact = contact;
+    }
+
+    public String getBankName() {
+        return bankName;
+    }
+
+    public void setBankName(String bankName) {
+        this.bankName = bankName;
+    }
+}
diff --git a/demo/src/test/java/com/example/demo/bean/manager.java b/demo/src/test/java/com/example/demo/bean/manager.java
new file mode 100644
index 0000000..093a40c
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/bean/manager.java
@@ -0,0 +1,59 @@
+package com.example.demo.bean;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class manager {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private String managerNum;
+    private String managerName;
+    private String managerPwd;
+    private String managerRight;
+    private String telephoneNum;
+
+    public manager(){};
+
+    public String getTelephoneNum() {
+        return telephoneNum;
+    }
+
+    public void setTelephoneNum(String telephoneNum) {
+        this.telephoneNum = telephoneNum;
+    }
+
+    public String getManagerRight() {
+        return managerRight;
+    }
+
+    public void setManagerRight(String managerRight) {
+        this.managerRight = managerRight;
+    }
+
+    public String getManagerPwd() {
+        return managerPwd;
+    }
+
+    public void setManagerPwd(String managerPwd) {
+        this.managerPwd = managerPwd;
+    }
+
+    public String getManagerName() {
+        return managerName;
+    }
+
+    public void setManagerName(String managerName) {
+        this.managerName = managerName;
+    }
+
+    public String getManagerNum() {
+        return managerNum;
+    }
+
+    public void setManagerNum(String managerNum) {
+        this.managerNum = managerNum;
+    }
+}
diff --git a/demo/src/test/java/com/example/demo/bean/product.java b/demo/src/test/java/com/example/demo/bean/product.java
new file mode 100644
index 0000000..9fa6f67
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/bean/product.java
@@ -0,0 +1,14 @@
+package com.example.demo.bean;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class product {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private String productNum;
+
+}
diff --git a/demo/src/test/java/com/example/demo/bean/user.java b/demo/src/test/java/com/example/demo/bean/user.java
new file mode 100644
index 0000000..e6cd6ef
--- /dev/null
+++ b/demo/src/test/java/com/example/demo/bean/user.java
@@ -0,0 +1,104 @@
+package com.example.demo.bean;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class user {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private String userNum;
+    private String userName;
+    private String userPwd;
+    private String userRight;
+    private String trueName;
+    private String idNum;
+    private String telephoneNum;
+    private String address;
+    private int isIdentify;
+    private String registerTime;
+
+    public user(){};
+
+    public String getRegisterTime() {
+        return registerTime;
+    }
+
+    public void setRegisterTime(String registerTime) {
+        this.registerTime = registerTime;
+    }
+
+    public int getIsIdentify() {
+        return isIdentify;
+    }
+
+    public void setIsIdentify(int isIdentify) {
+        this.isIdentify = isIdentify;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public String getTelephoneNum() {
+        return telephoneNum;
+    }
+
+    public void setTelephoneNum(String telephoneNum) {
+        this.telephoneNum = telephoneNum;
+    }
+
+    public String getIdNum() {
+        return idNum;
+    }
+
+    public void setIdNum(String idNum) {
+        this.idNum = idNum;
+    }
+
+    public String getTrueName() {
+        return trueName;
+    }
+
+    public void setTrueName(String trueName) {
+        this.trueName = trueName;
+    }
+
+    public String getUserRight() {
+        return userRight;
+    }
+
+    public void setUserRight(String userRight) {
+        this.userRight = userRight;
+    }
+
+    public String getUserPwd() {
+        return userPwd;
+    }
+
+    public void setUserPwd(String userPwd) {
+        this.userPwd = userPwd;
+    }
+
+    public String getUserName() {
+        return userName;
+    }
+
+    public void setUserName(String userName) {
+        this.userName = userName;
+    }
+
+    public String getUserNum() {
+        return userNum;
+    }
+
+    public void setUserNum(String userNum) {
+        this.userNum = userNum;
+    }
+}