diff --git a/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/enums/ErrorCodeConstants.java b/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/enums/ErrorCodeConstants.java
index 268706f..6b474a0 100644
--- a/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/enums/ErrorCodeConstants.java
+++ b/yudao-module-system/yudao-module-system-api/src/main/java/cn/iocoder/yudao/module/system/enums/ErrorCodeConstants.java
@@ -169,4 +169,7 @@ public interface ErrorCodeConstants {
 
     ErrorCode EXA_POINT_IMPORT_LIST_IS_EMPTY = new ErrorCode(1_002_029_000, "导入EXA测点数据不能为空！");
 
+    ErrorCode Company_NOT_EXISTS = new ErrorCode(1_002_30_000,"集团不存在");
+    ErrorCode Company_DISABLED = new ErrorCode(1_002_30_001,"集团被禁用");
+    ErrorCode Company_NAME_DUPLICATE = new ErrorCode(1_002_31_000,"集团名称已存在");
 }
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/CompanyController.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/CompanyController.java
new file mode 100644
index 0000000..213295f
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/CompanyController.java
@@ -0,0 +1,60 @@
+// CompanyController.java
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.*;
+import cn.iocoder.yudao.module.system.convert.unit.CompanyConvert;
+import cn.iocoder.yudao.module.system.dal.dataobject.unit.CompanyDO;
+import cn.iocoder.yudao.module.system.service.unit.Company.CompanyService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+import jakarta.annotation.Resource;
+import jakarta.validation.Valid;
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+@Tag(name = "管理后台 - 集团管理")
+@RestController
+@RequestMapping("/system/Company")
+@Validated
+public class CompanyController {
+
+    @Resource
+    private CompanyService companyService;
+
+    @GetMapping("/page")
+    @Operation(summary = "获得集团分页列表")
+    public CommonResult<PageResult<CompanyRespVO>> getCompanyPage(@Valid CompanyPageReqVO reqVO) {
+        PageResult<CompanyDO> pageResult = companyService.getCompanyPage(reqVO);
+        return success(CompanyConvert.INSTANCE.convertPage(pageResult));
+    }
+
+    @GetMapping("/get")
+    @Operation(summary = "获得集团详情")
+    public CommonResult<CompanyRespVO> getCompany(@RequestParam("id") Long id) {
+        CompanyDO Company = companyService.getCompany(id);
+        return success(CompanyConvert.INSTANCE.convert(Company));
+    }
+
+    @PostMapping("/create")
+    @Operation(summary = "创建集团")
+    public CommonResult<Long> createCompany(@Valid @RequestBody CompanyCreateReqVO reqVO) {
+        return success(companyService.createCompany(CompanyConvert.INSTANCE.convert(reqVO)));
+    }
+
+    @PutMapping("/update")
+    @Operation(summary = "修改集团")
+    public CommonResult<Boolean> updateCompany(@Valid @RequestBody CompanyUpdateReqVO reqVO) {
+        companyService.updateCompany(CompanyConvert.INSTANCE.convert(reqVO));
+        return success(true);
+    }
+
+    @DeleteMapping("/delete")
+    @Operation(summary = "删除集团")
+    public CommonResult<Boolean> deleteCompany(@RequestParam("id") Long id) {
+        companyService.deleteCompany(id);
+        return success(true);
+    }
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyBaseVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyBaseVO.java
new file mode 100644
index 0000000..058b3db
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyBaseVO.java
@@ -0,0 +1,24 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+@Schema(description = "管理后台 - 集团基础VO")
+@Data
+public class CompanyBaseVO {
+
+    @Schema(description = "集团序号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1001")
+
+    private Long id;
+
+    @Schema(description = "集团名称", requiredMode = Schema.RequiredMode.REQUIRED, example = "测试集团")
+
+    private String name;
+
+    @Schema(description = "集团简称", requiredMode = Schema.RequiredMode.REQUIRED, example = "测试")
+
+    private String shortName; // 修改了字段名，因为short是Java关键字
+
+    @Schema(description = "状态", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
+    private Integer status;
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyCreateReqVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyCreateReqVO.java
new file mode 100644
index 0000000..05fadec
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyCreateReqVO.java
@@ -0,0 +1,11 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+@Schema(description = "管理后台 - 集团创建请求VO")
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class CompanyCreateReqVO extends CompanyBaseVO {
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyPageReqVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyPageReqVO.java
new file mode 100644
index 0000000..13eeab9
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyPageReqVO.java
@@ -0,0 +1,18 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+@Schema(description = "管理后台 - 集团分页请求VO")
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class CompanyPageReqVO extends PageParam {
+
+    @Schema(description = "集团名称", example = "测试")
+    private String name;
+
+    @Schema(description = "状态", example = "1")
+    private Integer status;
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyRespVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyRespVO.java
new file mode 100644
index 0000000..2c9142d
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyRespVO.java
@@ -0,0 +1,26 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.Date;
+
+@Schema(description = "管理后台 - 集团响应VO")
+@Data
+public class CompanyRespVO {
+
+    @Schema(description = "集团编号", example = "1")
+    private Long id;
+
+    @Schema(description = "集团名称", example = "测试集团")
+    private String name;
+
+    @Schema(description = "集团简称", example = "测试")
+    private String shortName;
+
+    @Schema(description = "状态", example = "1")
+    private Integer status;
+
+    @Schema(description = "创建时间")
+    private Date createTime;
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanySaveReqVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanySaveReqVO.java
new file mode 100644
index 0000000..b0eea2e
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanySaveReqVO.java
@@ -0,0 +1,56 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
+
+public class CompanySaveReqVO {
+    // 集团编号，用于更新时指定集团
+    private Long id;
+    // 集团名称
+    @NotEmpty(message = "集团名称不能为空")
+    @Size(max = 100, message = "集团名称长度不能超过100个字符")
+    private String name;
+
+    // 集团简称
+    @NotEmpty(message = "集团简称不能为空")
+    @Size(max = 50, message = "集团简称长度不能超过50个字符")
+    private String shortName;
+
+    // 集团状态
+    @NotNull(message = "集团状态不能为空")
+    private Integer status;
+
+    // Getter 和 Setter 方法
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getShortName() {
+        return shortName;
+    }
+
+    public void setShortName(String shortName) {
+        this.shortName = shortName;
+    }
+
+    public Integer getStatus() {
+        return status;
+    }
+
+    public void setStatus(Integer status) {
+        this.status = status;
+    }
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyUpdateReqVO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyUpdateReqVO.java
new file mode 100644
index 0000000..14d47c9
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/unit/Company/vo/CompanyUpdateReqVO.java
@@ -0,0 +1,15 @@
+package cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+
+@Schema(description = "管理后台 - 集团更新请求VO")
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class CompanyUpdateReqVO extends CompanyBaseVO {
+
+    @Schema(description = "集团编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
+    private Long id;
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/convert/unit/CompanyConvert.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/convert/unit/CompanyConvert.java
new file mode 100644
index 0000000..3f7c182
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/convert/unit/CompanyConvert.java
@@ -0,0 +1,36 @@
+package cn.iocoder.yudao.module.system.convert.unit;
+
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyCreateReqVO;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyRespVO;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanySaveReqVO;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyUpdateReqVO;
+import cn.iocoder.yudao.module.system.dal.dataobject.unit.CompanyDO;
+import jakarta.validation.Valid;
+import org.mapstruct.Mapper;
+import org.mapstruct.factory.Mappers;
+
+import java.util.List;
+
+@Mapper
+public interface CompanyConvert {
+
+    CompanyConvert INSTANCE = Mappers.getMapper(CompanyConvert.class);
+
+    // ========== VO 转 DO ==========
+    @Valid
+    CompanySaveReqVO convert(CompanyCreateReqVO bean);
+    @Valid
+    CompanySaveReqVO convert(CompanyUpdateReqVO bean);
+
+    // ========== DO 转 VO ==========
+    CompanyRespVO convert(CompanyDO bean);
+    List<CompanyRespVO> convertList(List<CompanyDO> list);
+    PageResult<CompanyRespVO> convertPage(PageResult<CompanyDO> page);
+
+    // ========== 自定义转换 ==========
+    default CompanyRespVO convertWithExtra(CompanyDO Company, Object extraInfo) {
+        CompanyRespVO vo = convert(Company);
+        return vo;
+    }
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/dataobject/unit/CompanyDO.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/dataobject/unit/CompanyDO.java
new file mode 100644
index 0000000..06f4ddb
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/dataobject/unit/CompanyDO.java
@@ -0,0 +1,43 @@
+package cn.iocoder.yudao.module.system.dal.dataobject.unit;
+
+import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
+import cn.iocoder.yudao.framework.mybatis.core.dataobject.BaseDO;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.*;
+
+/**
+ * 集团 DO
+ */
+@TableName("Company") // 根据您的需求指定表名
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class CompanyDO extends BaseDO {
+
+    /**
+     * 集团序号
+     */
+    @TableId
+    private Long id;
+
+    /**
+
+    /**
+     * 集团名称
+     */
+    private String name;
+
+    /**
+     * 集团简称
+     */
+    private String shortName;
+
+    /**
+     * 帐号状态
+     * 枚举 {@link CommonStatusEnum}
+     */
+    private Integer status;
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/unit/CompanyMapper.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/unit/CompanyMapper.java
new file mode 100644
index 0000000..99a685b
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/mysql/unit/CompanyMapper.java
@@ -0,0 +1,20 @@
+// UnitMapper.java
+package cn.iocoder.yudao.module.system.dal.mysql.unit;
+
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
+import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyPageReqVO;
+import cn.iocoder.yudao.module.system.dal.dataobject.unit.CompanyDO;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface CompanyMapper extends BaseMapperX<CompanyDO> {
+
+    default PageResult<CompanyDO> selectPage(CompanyPageReqVO reqVO) {
+        return selectPage(reqVO, new LambdaQueryWrapperX<CompanyDO>()
+                .likeIfPresent(CompanyDO::getName, reqVO.getName())
+                .eqIfPresent(CompanyDO::getStatus, reqVO.getStatus())
+                .orderByDesc(CompanyDO::getId));
+    }
+}
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyService.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyService.java
new file mode 100644
index 0000000..a4d1e7d
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyService.java
@@ -0,0 +1,83 @@
+package cn.iocoder.yudao.module.system.service.unit.Company;
+
+
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyPageReqVO;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanySaveReqVO;
+import cn.iocoder.yudao.module.system.dal.dataobject.unit.CompanyDO;
+
+import jakarta.validation.Valid;
+import java.util.Collection;
+import java.util.List;
+public interface CompanyService {
+    /**
+     * 创建集团
+     *
+     * @param createReqVO 集团信息
+     * @return 集团编号
+     */
+    Long createCompany(@Valid CompanySaveReqVO createReqVO);
+
+    /**
+     * 修改集团
+     *
+     * @param updateReqVO 集团信息
+     */
+    void updateCompany(@Valid CompanySaveReqVO updateReqVO);
+
+    /**
+     * 删除集团
+     *
+     * @param id 集团编号
+     */
+    void deleteCompany(Long id);
+
+    /**
+     * 获得集团分页列表
+     *
+     * @param reqVO 分页条件
+     * @return 分页列表
+     */
+    PageResult<CompanyDO> getCompanyPage(CompanyPageReqVO reqVO);
+
+    /**
+     * 通过集团 ID 查询集团
+     *
+     * @param id 集团ID
+     * @return 集团对象信息
+     */
+    CompanyDO getCompany(Long id);
+
+    /**
+     * 获得集团列表
+     *
+     * @param ids 集团编号数组
+     * @return 集团列表
+     */
+    List<CompanyDO> getCompanyList(Collection<Long> ids);
+
+    /**
+     * 校验集团们是否有效。如下情况，视为无效：
+     * 1. 集团编号不存在
+     * 2. 集团被禁用
+     *
+     * @param ids 集团编号数组
+     */
+    void validateCompanyList(Collection<Long> ids);
+
+    /**
+     * 修改集团状态
+     *
+     * @param id     集团编号
+     * @param status 状态
+     */
+    void updateCompanyStatus(Long id, Integer status);
+
+    /**
+     * 获得指定状态的集团们
+     *
+     * @param status 状态
+     * @return 集团们
+     */
+    List<CompanyDO> getCompanyListByStatus(Integer status);
+}
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyServiceImpl.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyServiceImpl.java
new file mode 100644
index 0000000..8145047
--- /dev/null
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/unit/Company/CompanyServiceImpl.java
@@ -0,0 +1,149 @@
+// CompanyServiceImpl.java
+package cn.iocoder.yudao.module.system.service.unit.Company;
+
+import cn.hutool.core.collection.CollUtil;
+import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
+import cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
+import cn.iocoder.yudao.framework.mybatis.core.query.LambdaQueryWrapperX;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanyPageReqVO;
+import cn.iocoder.yudao.module.system.controller.admin.unit.Company.vo.CompanySaveReqVO;
+import cn.iocoder.yudao.module.system.dal.dataobject.unit.CompanyDO;
+import cn.iocoder.yudao.module.system.dal.mysql.unit.CompanyMapper;
+import cn.iocoder.yudao.module.system.enums.ErrorCodeConstants;
+import org.springframework.stereotype.Service;
+import org.springframework.validation.annotation.Validated;
+import jakarta.annotation.Resource;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+
+import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+
+/**
+ * 集团 Service 实现类
+ */
+@Service
+@Validated
+public class CompanyServiceImpl implements CompanyService {
+
+    @Resource
+    private CompanyMapper companyMapper;
+
+    @Override
+    public Long createCompany(CompanySaveReqVO createReqVO) {
+        // 校验集团名称唯一性
+        validateCompanyNameUnique(createReqVO.getName(), null);
+
+        // 插入
+        CompanyDO Company = new CompanyDO();
+
+        Company.setName(createReqVO.getName());
+        Company.setShortName(createReqVO.getShortName());
+        Company.setStatus(createReqVO.getStatus());
+        companyMapper.insert(Company);
+        return Company.getId();
+    }
+
+    @Override
+    public void updateCompany(CompanySaveReqVO updateReqVO) {
+        // 校验存在
+        validateCompanyExists(updateReqVO.getId());
+        // 校验集团名称唯一性
+        validateCompanyNameUnique(updateReqVO.getName(), updateReqVO.getId());
+
+        // 更新
+        CompanyDO updateObj = new CompanyDO();
+        updateObj.setId(updateReqVO.getId());
+        updateObj.setName(updateReqVO.getName());
+        updateObj.setShortName(updateReqVO.getShortName());
+        updateObj.setStatus(updateReqVO.getStatus());
+        companyMapper.updateById(updateObj);
+    }
+
+    @Override
+    public void deleteCompany(Long id) {
+        // 校验存在
+        validateCompanyExists(id);
+        // 删除
+        companyMapper.deleteById(id);
+    }
+
+    @Override
+    public PageResult<CompanyDO> getCompanyPage(CompanyPageReqVO reqVO) {
+        return companyMapper.selectPage(reqVO);
+    }
+
+    @Override
+    public CompanyDO getCompany(Long id) {
+        return companyMapper.selectById(id);
+    }
+
+    @Override
+    public List<CompanyDO> getCompanyList(Collection<Long> ids) {
+        if (CollUtil.isEmpty(ids)) {
+            return List.of();
+        }
+        return companyMapper.selectBatchIds(ids);
+    }
+
+    @Override
+    public void validateCompanyList(Collection<Long> ids) {
+        if (CollUtil.isEmpty(ids)) {
+            return;
+        }
+        // 获得集团信息
+        Map<Long, CompanyDO> CompanyMap = CollectionUtils.convertMap(getCompanyList(ids), CompanyDO::getId);
+        // 校验
+        ids.forEach(id -> {
+            CompanyDO Company = CompanyMap.get(id);
+            if (Company == null) {
+                throw ServiceExceptionUtil.exception(ErrorCodeConstants.Company_NOT_EXISTS);
+            }
+            if (CommonStatusEnum.DISABLE.getStatus().equals(Company.getStatus())) {
+                throw ServiceExceptionUtil.exception(ErrorCodeConstants.Company_DISABLED);
+            }
+        });
+    }
+
+    @Override
+    public void updateCompanyStatus(Long id, Integer status) {
+        // 校验存在
+        validateCompanyExists(id);
+
+        // 更新状态
+        CompanyDO updateObj = new CompanyDO();
+        updateObj.setId(id);
+        updateObj.setStatus(status);
+        companyMapper.updateById(updateObj);
+    }
+
+    @Override
+    public List<CompanyDO> getCompanyListByStatus(Integer status) {
+        return companyMapper.selectList(new LambdaQueryWrapperX<CompanyDO>()
+                .eq(CompanyDO::getStatus, status));
+    }
+
+    private void validateCompanyExists(Long id) {
+        if (companyMapper.selectById(id) == null) {
+            throw ServiceExceptionUtil.exception(ErrorCodeConstants.Company_NOT_EXISTS);
+        }
+    }
+
+    private void validateCompanyNameUnique(String name, Long id) {
+        CompanyDO Company = companyMapper.selectOne(new LambdaQueryWrapperX<CompanyDO>()
+                .eq(CompanyDO::getName, name));
+        if (Company == null) {
+            return;
+        }
+        // 如果 id 为空，说明是新增，直接报错
+        if (id == null) {
+            throw ServiceExceptionUtil.exception(ErrorCodeConstants.Company_NAME_DUPLICATE);
+        }
+        // 如果 id 不为空，但是 id 不匹配，说明有其他集团使用该名称
+        if (!Company.getId().equals(id)) {
+            throw ServiceExceptionUtil.exception(ErrorCodeConstants.Company_NAME_DUPLICATE);
+        }
+    }
+}