diff --git a/lab-70-db-doc/lab-70-db-doc-screw-03/pom.xml b/lab-70-db-doc/lab-70-db-doc-screw-03/pom.xml
new file mode 100644
index 00000000..bdeee894
--- /dev/null
+++ b/lab-70-db-doc/lab-70-db-doc-screw-03/pom.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>lab-70-db-doc</artifactId>
+        <groupId>cn.iocoder.springboot.labs</groupId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>lab-70-db-doc-screw-03</artifactId>
+
+    <dependencies>
+        <!-- screw 库，简洁好用的数据库表结构文档生成器 -->
+        <dependency>
+            <groupId>cn.smallbun.screw</groupId>
+            <artifactId>screw-core</artifactId>
+            <version>1.0.5</version>
+        </dependency>
+        <dependency>
+            <groupId>cn.smallbun.screw</groupId>
+            <artifactId>screw-extension</artifactId>
+            <version>1.0.5</version>
+        </dependency>
+
+        <!-- 数据库连接 -->
+        <dependency>
+            <groupId>com.zaxxer</groupId>
+            <artifactId>HikariCP</artifactId>
+            <version>3.4.5</version>
+        </dependency>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.22</version>
+        </dependency>
+    </dependencies>
+
+</project>
diff --git a/lab-70-db-doc/lab-70-db-doc-screw-03/src/main/java/ScrewMain.java b/lab-70-db-doc/lab-70-db-doc-screw-03/src/main/java/ScrewMain.java
new file mode 100644
index 00000000..3a144630
--- /dev/null
+++ b/lab-70-db-doc/lab-70-db-doc-screw-03/src/main/java/ScrewMain.java
@@ -0,0 +1,72 @@
+import cn.smallbun.screw.core.Configuration;
+import cn.smallbun.screw.core.engine.EngineConfig;
+import cn.smallbun.screw.core.engine.EngineFileType;
+import cn.smallbun.screw.core.engine.EngineTemplateType;
+import cn.smallbun.screw.core.execute.DocumentationExecute;
+import cn.smallbun.screw.core.process.ProcessConfig;
+import cn.smallbun.screw.extension.pojo.PojoConfiguration;
+import cn.smallbun.screw.extension.pojo.execute.PojoExecute;
+import cn.smallbun.screw.extension.pojo.strategy.HumpNameStrategy;
+import com.zaxxer.hikari.HikariConfig;
+import com.zaxxer.hikari.HikariDataSource;
+
+import javax.sql.DataSource;
+import java.util.Arrays;
+import java.util.Collections;
+
+public class ScrewMain {
+
+    private static final String DB_URL = "jdbc:mysql://400-infra.server.iocoder.cn:3306";
+    private static final String DB_NAME = "mall_system";
+    private static final String DB_USERNAME = "root";
+    private static final String DB_PASSWORD = "3WLiVUBEwTbvAfsh";
+
+    private static final String FILE_OUTPUT_DIR = "/Users/yunai/screw_test";
+    private static final String JAVA_CLASS_PACKAGE = "cn.iocoder.dataobject";
+
+    public static void main(String[] args) {
+        // 创建 screw 的配置
+        PojoConfiguration config = PojoConfiguration.builder()
+                .path(FILE_OUTPUT_DIR) // 生成 POJO 相关的目录
+                .packageName(JAVA_CLASS_PACKAGE) // 包名
+                .nameStrategy(new HumpNameStrategy()) // 包名策略
+                .useLombok(false) // 是否使用 Lombok
+                .dataSource(buildDataSource()) // 数据源
+                .processConfig(buildProcessConfig()) // 处理配置
+                .build();
+
+        // 执行 screw，生成 POJO 实体类
+        new PojoExecute(config).execute();
+    }
+
+    /**
+     * 创建数据源
+     */
+    private static DataSource buildDataSource() {
+        // 创建 HikariConfig 配置类
+        HikariConfig hikariConfig = new HikariConfig();
+        hikariConfig.setDriverClassName("com.mysql.cj.jdbc.Driver");
+        hikariConfig.setJdbcUrl(DB_URL + "/" + DB_NAME);
+        hikariConfig.setUsername(DB_USERNAME);
+        hikariConfig.setPassword(DB_PASSWORD);
+        hikariConfig.addDataSourceProperty("useInformationSchema", "true"); // 设置可以获取 tables remarks 信息
+        // 创建数据源
+        return new HikariDataSource(hikariConfig);
+    }
+
+    /**
+     * 创建 screw 的处理配置，一般可忽略
+     * 指定生成逻辑、当存在指定表、指定表前缀、指定表后缀时，将生成指定表，其余表不生成、并跳过忽略表配置
+     */
+    private static ProcessConfig buildProcessConfig() {
+        return ProcessConfig.builder()
+                .designatedTableName(Collections.<String>emptyList())  // 根据名称指定表生成
+                .designatedTablePrefix(Collections.<String>emptyList()) //根据表前缀生成
+                .designatedTableSuffix(Collections.<String>emptyList()) // 根据表后缀生成
+                .ignoreTableName(Arrays.asList("test_user", "test_group")) // 忽略表名
+                .ignoreTablePrefix(Collections.singletonList("test_")) // 忽略表前缀
+                .ignoreTableSuffix(Collections.singletonList("_test")) // 忽略表后缀
+                .build();
+    }
+
+}
diff --git a/lab-70-db-doc/pom.xml b/lab-70-db-doc/pom.xml
index 1efc92b6..55f7b46c 100644
--- a/lab-70-db-doc/pom.xml
+++ b/lab-70-db-doc/pom.xml
@@ -15,6 +15,7 @@
     <modules>
         <module>lab-70-db-doc-screw-01</module>
         <module>lab-70-db-doc-screw-02</module>
+        <module>lab-70-db-doc-screw-03</module>
     </modules>
 
 </project>