diff --git a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/controller/InspectionPlanInfoController.java b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/controller/InspectionPlanInfoController.java
index 7bc4f5d..e395e91 100644
--- a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/controller/InspectionPlanInfoController.java
+++ b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/controller/InspectionPlanInfoController.java
@@ -8,6 +8,7 @@ import jakarta.servlet.http.HttpServletResponse;
 import jakarta.validation.constraints.*;
 import cn.dev33.satoken.annotation.SaCheckPermission;
 import org.apache.ibatis.annotations.Param;
+import org.dromara.platform.domain.AgreementInfo;
 import org.dromara.platform.domain.vo.ioCompanySelectVo;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.validation.annotation.Validated;
@@ -124,4 +125,11 @@ public class InspectionPlanInfoController extends BaseController {
         Set<String> rs = inspectionPlanInfoService.getIoCompanyNames();
         return R.ok(rs);
     }
+
+    @SaCheckPermission("platform:inspectPlanInfo:findLeafNodeInfos")
+    @GetMapping("/findLeafNodeInfos")
+    public R<List<AgreementInfo>> findLeafNodeInfos( @Param("categoryId") String categoryId) {
+        List<AgreementInfo> rs = inspectionPlanInfoService.findLeafNodeInfos(categoryId);
+        return R.ok(rs);
+    }
 }
diff --git a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/IInspectionPlanInfoService.java b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/IInspectionPlanInfoService.java
index 98d816c..91f5a6a 100644
--- a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/IInspectionPlanInfoService.java
+++ b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/IInspectionPlanInfoService.java
@@ -1,5 +1,6 @@
 package org.dromara.platform.service;
 
+import org.dromara.platform.domain.AgreementInfo;
 import org.dromara.platform.domain.vo.InspectionPlanInfoVo;
 import org.dromara.platform.domain.bo.InspectionPlanInfoBo;
 import org.dromara.common.mybatis.core.page.TableDataInfo;
@@ -75,4 +76,12 @@ public interface IInspectionPlanInfoService {
      * @return
      */
     Set<String> getIoCompanyNames();
+
+
+    /**
+     * 获取服务目录下,服务小类的全部信息
+     * @param categoryId
+     * @return
+     */
+    List<AgreementInfo> findLeafNodeInfos(String categoryId);
 }
diff --git a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/impl/InspectionPlanInfoServiceImpl.java b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/impl/InspectionPlanInfoServiceImpl.java
index 6df2ec6..bb0e126 100644
--- a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/impl/InspectionPlanInfoServiceImpl.java
+++ b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/service/impl/InspectionPlanInfoServiceImpl.java
@@ -224,4 +224,25 @@ public class InspectionPlanInfoServiceImpl implements IInspectionPlanInfoService
         }
        return new HashSet<>();
     }
+
+    @Override
+    public List<AgreementInfo> findLeafNodeInfos(String categoryId) {
+        // 初始化待新增的协议信息集合
+        List<AgreementInfo> agreementInfos = new ArrayList<>();
+        // 根据服务目录最外层id获取到所有服务最里层id
+        List<AgreementInfoDto> agreementInfoDtoList = serviceCatalogCategoryService.findLeafNodeIds(categoryId);
+        // 将id收集放入新的集合
+        List<String> leafNodeIds =agreementInfoDtoList.stream()
+            .map(AgreementInfoDto::getId)
+            .collect(Collectors.toList());
+
+        for (String leafNodeId : leafNodeIds) {
+            LambdaQueryWrapper<AgreementInfo> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(AgreementInfo::getServiceCategoryId, leafNodeId);
+            List<AgreementInfo> infoList = agreementInfoMapper.selectList(queryWrapper);
+            agreementInfos.addAll(infoList);
+
+        }
+        return agreementInfos;
+    }
 }