diff --git a/src/main/java/com/sczx/store/controller/SysDataController.java b/src/main/java/com/sczx/store/controller/SysDataController.java
new file mode 100644
index 0000000..b6f5fb1
--- /dev/null
+++ b/src/main/java/com/sczx/store/controller/SysDataController.java
@@ -0,0 +1,39 @@
+package com.sczx.store.controller;
+
+
+import com.sczx.store.common.Result;
+import com.sczx.store.dto.SysDictDataDTO;
+import com.sczx.store.service.SysDataService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * <p>
+ * 字典数据表
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-07-27 21:39:33
+ */
+@Api(value = "系统数据接口",  tags = "系统数据")
+@RestController
+@RequestMapping("/sys")
+public class SysDataController {
+
+    @Autowired
+    private SysDataService sysDataService;
+
+    @ApiOperation(value = "根据字典key查询字典数据")
+    @GetMapping("/listDictDataByDicType")
+    public Result<List<SysDictDataDTO>> listDictDataByDicType(@RequestParam(name = "dicType") String dicType){
+
+        return Result.ok(sysDataService.listDictDataByDicType(dicType));
+    }
+}
diff --git a/src/main/java/com/sczx/store/convert/SysDictDataConvert.java b/src/main/java/com/sczx/store/convert/SysDictDataConvert.java
new file mode 100644
index 0000000..8c80483
--- /dev/null
+++ b/src/main/java/com/sczx/store/convert/SysDictDataConvert.java
@@ -0,0 +1,16 @@
+package com.sczx.store.convert;
+
+import com.sczx.store.dto.SysDictDataDTO;
+import com.sczx.store.po.SysDictDataPO;
+import org.mapstruct.Mapper;
+import org.mapstruct.factory.Mappers;
+
+import java.util.List;
+
+@Mapper
+public interface SysDictDataConvert {
+    SysDictDataConvert INSTANCE = Mappers.getMapper(SysDictDataConvert.class);
+    SysDictDataPO dtoToPO(SysDictDataDTO dto);
+    SysDictDataDTO poToDTO(SysDictDataPO po);
+    List<SysDictDataDTO> posToDtos(List<SysDictDataPO> pos);
+}
diff --git a/src/main/java/com/sczx/store/dto/SysDictDataDTO.java b/src/main/java/com/sczx/store/dto/SysDictDataDTO.java
new file mode 100644
index 0000000..c80120b
--- /dev/null
+++ b/src/main/java/com/sczx/store/dto/SysDictDataDTO.java
@@ -0,0 +1,22 @@
+package com.sczx.store.dto;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+@ApiModel(value = "SysDictDataDTO对象", description = "字典数据传输对象")
+@Data
+public class SysDictDataDTO {
+
+    @ApiModelProperty("字典标签")
+    private String dictLabel;
+
+    @ApiModelProperty("字典键值")
+    private String dictValue;
+
+    @ApiModelProperty("字典类型")
+    private String dictType;
+
+    @ApiModelProperty("状态（0正常 1停用）")
+    private String status;
+}
diff --git a/src/main/java/com/sczx/store/mapper/SysDictDataMapper.java b/src/main/java/com/sczx/store/mapper/SysDictDataMapper.java
new file mode 100644
index 0000000..fd0c2a7
--- /dev/null
+++ b/src/main/java/com/sczx/store/mapper/SysDictDataMapper.java
@@ -0,0 +1,16 @@
+package com.sczx.store.mapper;
+
+import com.sczx.store.po.SysDictDataPO;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * <p>
+ * 字典数据表 Mapper 接口
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-07-27 21:39:33
+ */
+public interface SysDictDataMapper extends BaseMapper<SysDictDataPO> {
+
+}
diff --git a/src/main/java/com/sczx/store/po/SysDictDataPO.java b/src/main/java/com/sczx/store/po/SysDictDataPO.java
new file mode 100644
index 0000000..4b25ebf
--- /dev/null
+++ b/src/main/java/com/sczx/store/po/SysDictDataPO.java
@@ -0,0 +1,74 @@
+package com.sczx.store.po;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.io.Serializable;
+import java.time.LocalDateTime;
+
+/**
+ * <p>
+ * 字典数据表
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-07-27 21:39:33
+ */
+@Getter
+@Setter
+@TableName("sys_dict_data")
+@ApiModel(value = "SysDictDataPO对象", description = "字典数据表")
+public class SysDictDataPO implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty("字典编码")
+    @TableId(value = "dict_code", type = IdType.AUTO)
+    private Long dictCode;
+
+    @ApiModelProperty("字典排序")
+    private Integer dictSort;
+
+    @ApiModelProperty("字典标签")
+    private String dictLabel;
+
+    @ApiModelProperty("字典键值")
+    private String dictValue;
+
+    @ApiModelProperty("字典类型")
+    private String dictType;
+
+    @ApiModelProperty("样式属性（其他样式扩展）")
+    private String cssClass;
+
+    @ApiModelProperty("表格回显样式")
+    private String listClass;
+
+    @ApiModelProperty("是否默认（Y是 N否）")
+    private String isDefault;
+
+    @ApiModelProperty("状态（0正常 1停用）")
+    private String status;
+
+    @ApiModelProperty("创建者")
+    private String createBy;
+
+    @ApiModelProperty("创建时间")
+    private LocalDateTime createTime;
+
+    @ApiModelProperty("更新者")
+    private String updateBy;
+
+    @ApiModelProperty("更新时间")
+    private LocalDateTime updateTime;
+
+    @ApiModelProperty("备注")
+    private String remark;
+
+
+}
diff --git a/src/main/java/com/sczx/store/repository/SysDictDataRepo.java b/src/main/java/com/sczx/store/repository/SysDictDataRepo.java
new file mode 100644
index 0000000..e212c8e
--- /dev/null
+++ b/src/main/java/com/sczx/store/repository/SysDictDataRepo.java
@@ -0,0 +1,16 @@
+package com.sczx.store.repository;
+
+import com.sczx.store.po.SysDictDataPO;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+ * <p>
+ * 字典数据表 服务类
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-07-27 21:39:33
+ */
+public interface SysDictDataRepo extends IService<SysDictDataPO> {
+
+}
diff --git a/src/main/java/com/sczx/store/repository/impl/SysDictDataRepoImpl.java b/src/main/java/com/sczx/store/repository/impl/SysDictDataRepoImpl.java
new file mode 100644
index 0000000..e5ebd85
--- /dev/null
+++ b/src/main/java/com/sczx/store/repository/impl/SysDictDataRepoImpl.java
@@ -0,0 +1,20 @@
+package com.sczx.store.repository.impl;
+
+import com.sczx.store.po.SysDictDataPO;
+import com.sczx.store.mapper.SysDictDataMapper;
+import com.sczx.store.repository.SysDictDataRepo;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * <p>
+ * 字典数据表 服务实现类
+ * </p>
+ *
+ * @author zhangli
+ * @since 2025-07-27 21:39:33
+ */
+@Service
+public class SysDictDataRepoImpl extends ServiceImpl<SysDictDataMapper, SysDictDataPO> implements SysDictDataRepo {
+
+}
diff --git a/src/main/java/com/sczx/store/service/SysDataService.java b/src/main/java/com/sczx/store/service/SysDataService.java
new file mode 100644
index 0000000..09f7056
--- /dev/null
+++ b/src/main/java/com/sczx/store/service/SysDataService.java
@@ -0,0 +1,15 @@
+package com.sczx.store.service;
+
+import com.sczx.store.dto.SysDictDataDTO;
+
+import java.util.List;
+
+public interface SysDataService {
+
+    /**
+     * 根据字典类型查询字典数据
+     * @param dicType
+     * @return
+     */
+    List<SysDictDataDTO> listDictDataByDicType(String dicType);
+}
diff --git a/src/main/java/com/sczx/store/service/impl/SysDataServiceImpl.java b/src/main/java/com/sczx/store/service/impl/SysDataServiceImpl.java
new file mode 100644
index 0000000..d39e22f
--- /dev/null
+++ b/src/main/java/com/sczx/store/service/impl/SysDataServiceImpl.java
@@ -0,0 +1,30 @@
+package com.sczx.store.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.sczx.store.convert.SysDictDataConvert;
+import com.sczx.store.dto.SysDictDataDTO;
+import com.sczx.store.po.SysDictDataPO;
+import com.sczx.store.repository.SysDictDataRepo;
+import com.sczx.store.service.SysDataService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Slf4j
+@Service
+public class SysDataServiceImpl implements SysDataService {
+
+    @Autowired
+    private SysDictDataRepo sysDictDataRepo;
+
+    @Override
+    public List<SysDictDataDTO> listDictDataByDicType(String dicType) {
+        LambdaQueryWrapper<SysDictDataPO> wrapper = new LambdaQueryWrapper<>();
+        wrapper.eq(SysDictDataPO::getDictType, dicType);
+        List<SysDictDataPO> sysDictDataPOList = sysDictDataRepo.list(wrapper);
+
+        return SysDictDataConvert.INSTANCE.posToDtos(sysDictDataPOList);
+    }
+}
diff --git a/src/main/resources/mapper/SysDictDataMapper.xml b/src/main/resources/mapper/SysDictDataMapper.xml
new file mode 100644
index 0000000..e99bfb2
--- /dev/null
+++ b/src/main/resources/mapper/SysDictDataMapper.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.sczx.store.mapper.SysDictDataMapper">
+
+</mapper>