diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/CrmContactController.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/CrmContactController.java
index 77c443f71..5c7413159 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/CrmContactController.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/CrmContactController.java
@@ -199,6 +199,15 @@ public class CrmContactController {
         return success(true);
     }
 
+
+    @PostMapping("/create-business-list2")
+    @Operation(summary = "创建联系人与商机的关联")
+    @PreAuthorize("@ss.hasPermission('crm:contact:create-business')")
+    public CommonResult<Boolean> createContactBusinessList2(@Valid @RequestBody CrmContactBusiness2ReqVO createReqVO) {
+        contactBusinessLinkService.createContactBusinessList2(createReqVO);
+        return success(true);
+    }
+
     @DeleteMapping("/delete-business-list")
     @Operation(summary = "删除联系人与联系人的关联")
     @PreAuthorize("@ss.hasPermission('crm:contact:delete-business')")
@@ -207,4 +216,12 @@ public class CrmContactController {
         return success(true);
     }
 
+    @DeleteMapping("/delete-business-list2")
+    @Operation(summary = "删除联系人与联系人的关联")
+    @PreAuthorize("@ss.hasPermission('crm:contact:delete-business')")
+    public CommonResult<Boolean> deleteContactBusinessList(@Valid @RequestBody CrmContactBusiness2ReqVO deleteReqVO) {
+        contactBusinessLinkService.deleteContactBusinessList2(deleteReqVO);
+        return success(true);
+    }
+
 }
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusiness2ReqVO.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusiness2ReqVO.java
new file mode 100644
index 000000000..5fac57cff
--- /dev/null
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusiness2ReqVO.java
@@ -0,0 +1,22 @@
+package cn.iocoder.yudao.module.crm.controller.admin.contact.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.util.List;
+
+@Schema(description = "管理后台 - CRM 联系人商机 Request VO") // 【商机关联联系人】用于关联，取消关联的操作
+@Data
+public class CrmContactBusiness2ReqVO {
+
+    @Schema(description = "商机编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "7638")
+    @NotNull(message="商机不能为空")
+    private Long businessId;
+
+    @Schema(description = "联系人编号数组", requiredMode = Schema.RequiredMode.REQUIRED, example = "20878")
+    @NotEmpty(message="联系人数组不能为空")
+    private List<Long> contactIds;
+
+}
\ No newline at end of file
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusinessReqVO.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusinessReqVO.java
index 9b360f84b..7218494b4 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusinessReqVO.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/contact/vo/CrmContactBusinessReqVO.java
@@ -7,7 +7,7 @@ import lombok.Data;
 
 import java.util.List;
 
-@Schema(description = "管理后台 - CRM 联系人商机 Request VO") // 用于关联，取消关联的操作
+@Schema(description = "管理后台 - CRM 联系人商机 Request VO") // 【联系人关联商机】用于关联，取消关联的操作
 @Data
 public class CrmContactBusinessReqVO {
 
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/contact/CrmContactBusinessMapper.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/contact/CrmContactBusinessMapper.java
index 8fd82b90b..7bff0c204 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/contact/CrmContactBusinessMapper.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/contact/CrmContactBusinessMapper.java
@@ -27,6 +27,12 @@ public interface CrmContactBusinessMapper extends BaseMapperX<CrmContactBusiness
                 .in(CrmContactBusinessDO::getBusinessId, businessIds));
     }
 
+    default void deleteByBusinessIdAndContactId(Long businessId, List<Long> contactIds) {
+        delete(new LambdaQueryWrapper<CrmContactBusinessDO>()
+                .eq(CrmContactBusinessDO::getBusinessId, businessId)
+                .in(CrmContactBusinessDO::getContactId, contactIds));
+    }
+
     default List<CrmContactBusinessDO> selectListByContactId(Long contactId) {
         return selectList(CrmContactBusinessDO::getContactId, contactId);
     }
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessService.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessService.java
index 76477c281..2deaf0009 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessService.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessService.java
@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.crm.service.contact;
 
+import cn.iocoder.yudao.module.crm.controller.admin.contact.vo.CrmContactBusiness2ReqVO;
 import cn.iocoder.yudao.module.crm.controller.admin.contact.vo.CrmContactBusinessReqVO;
 import cn.iocoder.yudao.module.crm.dal.dataobject.contact.CrmContactBusinessDO;
 import jakarta.validation.Valid;
@@ -14,19 +15,33 @@ import java.util.List;
 public interface CrmContactBusinessService {
 
     /**
-     * 创建联系人与商机的关联
+     * 创建联系人与商机的关联【通过联系人，关联商机】
      *
      * @param createReqVO 创建信息
      */
     void createContactBusinessList(@Valid CrmContactBusinessReqVO createReqVO);
 
     /**
-     * 删除联系人与商机的关联
+     * 创建联系人与商机的关联【通过商机，关联联系人】
+     *
+     * @param createReqVO 创建信息
+     */
+    void createContactBusinessList2(@Valid CrmContactBusiness2ReqVO createReqVO);
+
+    /**
+     * 删除联系人与商机的关联【通过联系人，取关商机】
      *
      * @param deleteReqVO 删除信息
      */
     void deleteContactBusinessList(@Valid CrmContactBusinessReqVO deleteReqVO);
 
+    /**
+     * 删除联系人与商机的关联【通过商机，取关联系人】
+     *
+     * @param deleteReqVO 删除信息
+     */
+    void deleteContactBusinessList2(@Valid CrmContactBusiness2ReqVO deleteReqVO);
+
     /**
      * 删除联系人与商机的关联，基于联系人编号
      *
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessServiceImpl.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessServiceImpl.java
index e975df14e..c8850e3eb 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessServiceImpl.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/contact/CrmContactBusinessServiceImpl.java
@@ -1,6 +1,7 @@
 package cn.iocoder.yudao.module.crm.service.contact;
 
 import cn.hutool.core.collection.CollUtil;
+import cn.iocoder.yudao.module.crm.controller.admin.contact.vo.CrmContactBusiness2ReqVO;
 import cn.iocoder.yudao.module.crm.controller.admin.contact.vo.CrmContactBusinessReqVO;
 import cn.iocoder.yudao.module.crm.dal.dataobject.business.CrmBusinessDO;
 import cn.iocoder.yudao.module.crm.dal.dataobject.contact.CrmContactBusinessDO;
@@ -67,6 +68,32 @@ public class CrmContactBusinessServiceImpl implements CrmContactBusinessService
         }
     }
 
+    @Override
+    @CrmPermission(bizType = CrmBizTypeEnum.CRM_BUSINESS, bizId = "#createReqVO.businessId", level = CrmPermissionLevelEnum.WRITE)
+    public void createContactBusinessList2(CrmContactBusiness2ReqVO createReqVO) {
+        CrmBusinessDO business = businessService.getBusiness(createReqVO.getBusinessId());
+        if (business == null) {
+            throw exception(BUSINESS_NOT_EXISTS);
+        }
+        // 遍历处理，考虑到一般数量不会太多，代码处理简单
+        List<CrmContactBusinessDO> saveDOList = new ArrayList<>();
+        createReqVO.getContactIds().forEach(contactId -> {
+            CrmContactDO contact = contactService.getContact(contactId);
+            if (contact == null) {
+                throw exception(CONTACT_NOT_EXISTS);
+            }
+            // 关联判重
+            if (contactBusinessMapper.selectByContactIdAndBusinessId(contactId, createReqVO.getBusinessId()) != null) {
+                return;
+            }
+            saveDOList.add(new CrmContactBusinessDO(null, contactId, createReqVO.getBusinessId()));
+        });
+        // 批量插入
+        if (CollUtil.isNotEmpty(saveDOList)) {
+            contactBusinessMapper.insertBatch(saveDOList);
+        }
+    }
+
     @Override
     @CrmPermission(bizType = CrmBizTypeEnum.CRM_CONTACT, bizId = "#deleteReqVO.contactId", level = CrmPermissionLevelEnum.WRITE)
     public void deleteContactBusinessList(CrmContactBusinessReqVO deleteReqVO) {
@@ -79,6 +106,18 @@ public class CrmContactBusinessServiceImpl implements CrmContactBusinessService
                 deleteReqVO.getContactId(), deleteReqVO.getBusinessIds());
     }
 
+    @Override
+    @CrmPermission(bizType = CrmBizTypeEnum.CRM_BUSINESS, bizId = "#deleteReqVO.businessId", level = CrmPermissionLevelEnum.WRITE)
+    public void deleteContactBusinessList2(CrmContactBusiness2ReqVO deleteReqVO) {
+        CrmBusinessDO business = businessService.getBusiness(deleteReqVO.getBusinessId());
+        if (business == null) {
+            throw exception(BUSINESS_NOT_EXISTS);
+        }
+        // 直接删除
+        contactBusinessMapper.deleteByBusinessIdAndContactId(
+                deleteReqVO.getBusinessId(), deleteReqVO.getContactIds());
+    }
+
     @Override
     @CrmPermission(bizType = CrmBizTypeEnum.CRM_CONTACT, bizId = "#contactId", level = CrmPermissionLevelEnum.WRITE)
     public void deleteContactBusinessByContactId(Long contactId) {