diff --git a/workflow-engine-api/src/main/java/cn/axzo/workflow/client/feign/bpmn/ProcessInstanceApi.java b/workflow-engine-api/src/main/java/cn/axzo/workflow/client/feign/bpmn/ProcessInstanceApi.java
index 1fbf3b048..698be5359 100644
--- a/workflow-engine-api/src/main/java/cn/axzo/workflow/client/feign/bpmn/ProcessInstanceApi.java
+++ b/workflow-engine-api/src/main/java/cn/axzo/workflow/client/feign/bpmn/ProcessInstanceApi.java
@@ -108,7 +108,6 @@ public interface ProcessInstanceApi {
                                                                           @Nullable @RequestParam(required = false) String tenantId);
 
     @GetMapping("/api/process/instance/cooperation-org")
-    CommonResponse<CooperationOrgDTO> getCooperationOrg(@NotBlank(message = "流程实例 ID 不能为空") @RequestParam(required =
-            false) String processInstanceId,
+    CommonResponse<CooperationOrgDTO> getCooperationOrg(@NotBlank(message = "流程实例 ID 不能为空") @RequestParam String processInstanceId,
                                                         @Nullable @RequestParam(required = false) String tenantId);
 }
diff --git a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/enums/ApproverScopeEnum.java b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/enums/ApproverScopeEnum.java
index cdb4f309a..158b509fa 100644
--- a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/enums/ApproverScopeEnum.java
+++ b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/enums/ApproverScopeEnum.java
@@ -10,6 +10,7 @@ public enum ApproverScopeEnum {
     entWorkspace("entWorkspace", "企业工作台"),
     projectWorkspace("projectWorkspace", "项目工作台"),
     preTaskUser("preTaskUser", "上节点审批人所在单位"),
+    preTaskSpecified("preTaskSpecified", "上节点审批人指定"),
     ;
     private String type;
     private String desc;
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/common/utils/BpmnMetaParserHelper.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/common/utils/BpmnMetaParserHelper.java
index 54fc8ec7f..358cec4fd 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/common/utils/BpmnMetaParserHelper.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/common/utils/BpmnMetaParserHelper.java
@@ -2,6 +2,7 @@ package cn.axzo.workflow.core.common.utils;
 
 import cn.axzo.workflow.common.enums.ApprovalMethodEnum;
 import cn.axzo.workflow.common.enums.ApproverEmptyHandleTypeEnum;
+import cn.axzo.workflow.common.enums.ApproverScopeEnum;
 import cn.axzo.workflow.common.enums.ApproverSpecifyEnum;
 import cn.axzo.workflow.common.enums.BpmnFlowNodeType;
 import cn.axzo.workflow.common.model.request.bpmn.BpmnButtonConf;
@@ -26,6 +27,7 @@ import java.util.Optional;
 
 import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_APPROVAL_METHOD;
 import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_APPROVER_EMPTY_HANDLE_TYPE;
+import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_APPROVER_SCOPE;
 import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_APPROVER_SPECIFY;
 import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_BUTTON;
 import static cn.axzo.workflow.common.constant.BpmnConstants.CONFIG_BUTTON_META;
@@ -159,6 +161,11 @@ public final class BpmnMetaParserHelper {
                 .map(element -> ApprovalMethodEnum.valueOf(element.getAttributeValue(null, ELEMENT_ATTRIBUTE_VALUE)));
     }
 
+    public static Optional<ApproverScopeEnum> getApproverScope(UserTask userTask) {
+        return defaultValid(userTask, CONFIG_APPROVER_SCOPE)
+                .map(element -> ApproverScopeEnum.valueOf(element.getAttributeValue(null, ELEMENT_ATTRIBUTE_VALUE)));
+    }
+
     public static Optional<ApproverSpecifyEnum> getApproverSpecify(UserTask userTask) {
         return defaultValid(userTask, CONFIG_APPROVER_SPECIFY)
                 .map(element -> ApproverSpecifyEnum.valueOf(element.getAttributeValue(null, ELEMENT_ATTRIBUTE_VALUE)));
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/deletage/AbstractBpmnTaskAssigneeSelector.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/deletage/AbstractBpmnTaskAssigneeSelector.java
index 0a7c41d4d..db671e4bf 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/deletage/AbstractBpmnTaskAssigneeSelector.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/deletage/AbstractBpmnTaskAssigneeSelector.java
@@ -4,8 +4,10 @@ import cn.axzo.framework.domain.web.result.ApiResult;
 import cn.axzo.maokai.api.client.OrganizationalNodeUserApi;
 import cn.axzo.maokai.api.vo.request.FlowTaskAssignerReq;
 import cn.axzo.maokai.api.vo.response.FlowTaskAssigner;
+import cn.axzo.workflow.common.enums.ApproverScopeEnum;
 import cn.axzo.workflow.common.model.request.bpmn.task.BpmnTaskDelegateAssigner;
 import cn.axzo.workflow.core.common.exception.WorkflowEngineException;
+import cn.axzo.workflow.core.common.utils.BpmnMetaParserHelper;
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.lang.Assert;
 import cn.hutool.http.HttpStatus;
@@ -32,6 +34,10 @@ public abstract class AbstractBpmnTaskAssigneeSelector implements BpmnTaskAssign
 
     protected abstract FlowTaskAssignerReq buildQuery(UserTask userTask);
 
+    protected final ApproverScopeEnum getApproerScope(UserTask userTask) {
+        return BpmnMetaParserHelper.getApproverScope(userTask).orElseThrow(() -> new WorkflowEngineException(
+                "未获取到”审批人所在范围”的配置信息，请检查流程配置"));
+    }
     @Override
     public List<BpmnTaskDelegateAssigner> select(UserTask userTask) {
         FlowTaskAssignerReq query = buildQuery(userTask);