diff --git a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/request/bpmn/process/BpmnProcessInstanceCancelDTO.java b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/request/bpmn/process/BpmnProcessInstanceCancelDTO.java
index a029f081d..3397db759 100644
--- a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/request/bpmn/process/BpmnProcessInstanceCancelDTO.java
+++ b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/request/bpmn/process/BpmnProcessInstanceCancelDTO.java
@@ -6,6 +6,7 @@ import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
 import javax.validation.Valid;
+import javax.validation.constraints.NotBlank;
 import javax.validation.constraints.NotNull;
 
 /**
@@ -21,7 +22,8 @@ public class BpmnProcessInstanceCancelDTO {
     /**
      * 流程实例的编号
      */
-    @ApiModelProperty(value = "流程实例编号", example = "11", notes = "与 businessKey 必须二选一")
+    @ApiModelProperty(value = "流程实例编号", example = "11")
+    @NotBlank(message = "流程实例编号不能为空")
     private String processInstanceId;
 
     /**
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/converter/json/ServiceTaskJsonConverter.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/converter/json/ServiceTaskJsonConverter.java
index 98ccb2200..7c76c5214 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/converter/json/ServiceTaskJsonConverter.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/converter/json/ServiceTaskJsonConverter.java
@@ -23,7 +23,7 @@ import static cn.axzo.workflow.common.constant.BpmnConstants.ELEMENT_ATTRIBUTE_V
 import static org.flowable.bpmn.model.ImplementationType.IMPLEMENTATION_TYPE_DELEGATEEXPRESSION;
 
 /**
- * 服务任务节点
+ * 服务任务节点, 目前这个类型主要用来做抄送功能
  *
  * @author wangli
  * @since 2023/10/17 15:47
@@ -38,8 +38,7 @@ public class ServiceTaskJsonConverter extends AbstractBpmnJsonConverter<ServiceT
         // 设置抄送具体的实现类
         setCarbonCopyDelegate(serviceTask);
 
-        //        setExecutionListeners(serviceTask);
-
+        // 持久化节点抄送配置元数据
         setCarbonCopyExtensionElement(node, serviceTask);
         return serviceTask;
     }
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomCancelProcessInstanceCmd.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomCancelProcessInstanceCmd.java
index da4328806..c8492de76 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomCancelProcessInstanceCmd.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomCancelProcessInstanceCmd.java
@@ -83,8 +83,8 @@ public class CustomCancelProcessInstanceCmd implements Command<Void>, Serializab
 
         Map<String, Object> variables = new HashMap<>();
         variables.put(INTERNAL_END_TENANT_ID, tenantId);
-        variables.put(INTERNAL_END_USER_ID, "system");
-        variables.put(INTERNAL_END_USER_NAME, "系统");
+        variables.put(INTERNAL_END_USER_ID, initiator.buildAssigneeId());
+        variables.put(INTERNAL_END_USER_NAME, initiator.getAssignerName());
         variables.put(INTERNAL_DELETE_PROCESS_FLAG, INTERNAL_PROCESS_TYPE_CANCEL);
         RuntimeService runtimeService = processEngineConfiguration.getRuntimeService();
         runtimeService.setVariables(instance.getId(), variables);
diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
index 0fe67c65f..7bd449006 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
@@ -16,6 +16,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 
+import static cn.axzo.workflow.core.engine.event.MessagePushEventType.CARBON_COPY;
 import static cn.axzo.workflow.core.engine.event.MessagePushEventType.NOTICE;
 import static cn.axzo.workflow.core.engine.event.MessagePushEventType.PENDING_COMPLETE;
 import static cn.axzo.workflow.core.engine.event.MessagePushEventType.PENDING_PUSH;
@@ -39,6 +40,7 @@ public class EngineNoticeEventListener extends AbstractFlowableEventListener {
                     .add(NOTICE)
                     .add(PENDING_PUSH)
                     .add(PENDING_COMPLETE)
+                    .add(CARBON_COPY)
                     .add(SMS)
                     .build();
 
@@ -70,6 +72,12 @@ public class EngineNoticeEventListener extends AbstractFlowableEventListener {
                         stopWatch.stop();
                         log.info("PUSH-PENDING-COMPLETE StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
                         break;
+                    case CARBON_COPY:
+                        stopWatch.start("CARBON-COPY Event Execution Time");
+                        getOrderedListeners().forEach(i -> i.onCarbonCopy(event));
+                        stopWatch.stop();
+                        log.info("CARBON-COPY StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        break;
                     case SMS:
                         stopWatch.start("SMS Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onSms(event));