diff --git a/frontend/src/pages/Workflow/Definition/components/EditModal.tsx b/frontend/src/pages/Workflow/Definition/components/EditModal.tsx
index ededbe28..a070c7d2 100644
--- a/frontend/src/pages/Workflow/Definition/components/EditModal.tsx
+++ b/frontend/src/pages/Workflow/Definition/components/EditModal.tsx
@@ -11,10 +11,12 @@ import { Input } from '@/components/ui/input';
 import { Label } from '@/components/ui/label';
 import { Textarea } from '@/components/ui/textarea';
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
-import { Loader2, FileText, Tag, AlignLeft, Folder } from 'lucide-react';
+import { Loader2 } from 'lucide-react';
 import { useToast } from '@/components/ui/use-toast';
-import type { WorkflowDefinition, WorkflowCategoryResponse } from '../types';
+import type { WorkflowDefinition, WorkflowCategoryResponse, WorkflowDefinitionRequest } from '../types';
 import { saveDefinition, updateDefinition, getWorkflowCategoryList } from '../service';
+import { getDefinitions as getFormDefinitions } from '@/pages/Form/Definition/service';
+import type { FormDefinitionResponse } from '@/pages/Form/Definition/types';
 
 interface EditModalProps {
     visible: boolean;
@@ -28,32 +30,34 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
     const isEdit = !!record;
     const [submitting, setSubmitting] = useState(false);
     const [categories, setCategories] = useState<WorkflowCategoryResponse[]>([]);
+    const [formDefinitions, setFormDefinitions] = useState<FormDefinitionResponse[]>([]);
     const [formData, setFormData] = useState({
         name: '',
         key: '',
         categoryId: undefined as number | undefined,
+        formDefinitionId: undefined as number | undefined,
         description: '',
-        triggers: [] as string[],
     });
 
     useEffect(() => {
         if (visible) {
             loadCategories();
+            loadFormDefinitions();
             if (record) {
                 setFormData({
                     name: record.name,
                     key: record.key,
                     categoryId: record.categoryId,
+                    formDefinitionId: record.formDefinitionId,
                     description: record.description || '',
-                    triggers: record.triggers || [],
                 });
             } else {
                 setFormData({
                     name: '',
                     key: '',
                     categoryId: undefined,
+                    formDefinitionId: undefined,
                     description: '',
-                    triggers: [],
                 });
             }
         }
@@ -73,6 +77,17 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
         }
     };
 
+    const loadFormDefinitions = async () => {
+        try {
+            const result = await getFormDefinitions({ status: 'PUBLISHED' });
+            if (result?.content) {
+                setFormDefinitions(result.content);
+            }
+        } catch (error) {
+            console.error('加载表单定义失败:', error);
+        }
+    };
+
     const handleClose = () => {
         if (!submitting) {
             onClose();
@@ -124,22 +139,39 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
 
         setSubmitting(true);
         try {
-            const submitData: WorkflowDefinition = {
-                ...formData,
-                id: record?.id || 0,
-                flowVersion: isEdit ? record.flowVersion : 1,
-                status: isEdit ? record.status : 'DRAFT',
-                graph: record?.graph || { nodes: [], edges: [] },
-                formConfig: record?.formConfig || { formItems: [] },
-            } as WorkflowDefinition;
-
             if (isEdit && record) {
+                // 更新时需要传递完整的数据和版本号
+                const submitData: WorkflowDefinitionRequest = {
+                    name: formData.name,
+                    key: formData.key,
+                    categoryId: formData.categoryId,
+                    formDefinitionId: formData.formDefinitionId,
+                    flowVersion: record.flowVersion,  // 流程版本
+                    description: formData.description,
+                    graph: record.graph,
+                    bpmnXml: record.bpmnXml,
+                    status: record.status,
+                    version: record.version,  // 乐观锁版本号
+                };
+                
                 await updateDefinition(record.id, submitData);
                 toast({
                     title: '更新成功',
                     description: `工作流 "${formData.name}" 已更新`,
                 });
             } else {
+                // 新建时初始化基本数据
+                const submitData: WorkflowDefinitionRequest = {
+                    name: formData.name,
+                    key: formData.key,
+                    categoryId: formData.categoryId,
+                    formDefinitionId: formData.formDefinitionId,
+                    flowVersion: 1,  // 新建时流程版本为1
+                    description: formData.description,
+                    graph: { nodes: [], edges: [] },
+                    status: 'DRAFT',
+                };
+                
                 await saveDefinition(submitData);
                 toast({
                     title: '创建成功',
@@ -161,8 +193,6 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
         }
     };
 
-    const selectedCategory = categories.find(c => c.id === formData.categoryId);
-
     return (
         <Dialog open={visible} onOpenChange={handleClose}>
             <DialogContent className="sm:max-w-[600px]">
@@ -172,8 +202,7 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
                 <div className="grid gap-6 py-4">
                     {/* 流程分类 */}
                     <div className="space-y-2">
-                        <Label htmlFor="categoryId" className="flex items-center gap-2">
-                            <Folder className="h-4 w-4 text-muted-foreground" />
+                        <Label htmlFor="categoryId">
                             流程分类 <span className="text-destructive">*</span>
                         </Label>
                         <Select
@@ -182,7 +211,6 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
                                 setFormData(prev => ({
                                     ...prev,
                                     categoryId: Number(value),
-                                    triggers: [], // 切换分类时清空触发器
                                 }));
                             }}
                             disabled={isEdit}
@@ -205,27 +233,56 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
                         )}
                     </div>
 
-                    {/* 流程名称 */}
+                    {/* 启动表单 */}
                     <div className="space-y-2">
-                        <Label htmlFor="name" className="flex items-center gap-2">
-                            <FileText className="h-4 w-4 text-muted-foreground" />
-                            流程名称 <span className="text-destructive">*</span>
+                        <Label htmlFor="formDefinitionId">
+                            启动表单
+                            {isEdit && <span className="text-xs text-muted-foreground ml-1">(不可修改)</span>}
                         </Label>
-                        <Input
-                            id="name"
-                            placeholder="例如：Jenkins 构建流程"
-                            value={formData.name}
-                            onChange={(e) => setFormData(prev => ({ ...prev, name: e.target.value }))}
-                            className="h-10"
-                        />
+                        <div className="flex gap-2">
+                            <Select
+                                value={formData.formDefinitionId?.toString() || ''}
+                                onValueChange={(value) => {
+                                    setFormData(prev => ({
+                                        ...prev,
+                                        formDefinitionId: value ? Number(value) : undefined,
+                                    }));
+                                }}
+                                disabled={isEdit}
+                            >
+                                <SelectTrigger id="formDefinitionId" className="h-10 flex-1">
+                                    <SelectValue placeholder="请选择启动表单（可选）" />
+                                </SelectTrigger>
+                                <SelectContent>
+                                    {formDefinitions.map(form => (
+                                        <SelectItem key={form.id} value={form.id.toString()}>
+                                            {form.name} ({form.key})
+                                        </SelectItem>
+                                    ))}
+                                </SelectContent>
+                            </Select>
+                            {formData.formDefinitionId && !isEdit && (
+                                <Button
+                                    type="button"
+                                    variant="outline"
+                                    size="icon"
+                                    className="h-10 w-10 shrink-0"
+                                    onClick={() => setFormData(prev => ({ ...prev, formDefinitionId: undefined }))}
+                                >
+                                    ×
+                                </Button>
+                            )}
+                        </div>
+                        <p className="text-xs text-muted-foreground">
+                            选择启动该工作流时需要填写的表单
+                        </p>
                     </div>
 
                     {/* 流程标识 */}
                     <div className="space-y-2">
-                        <Label htmlFor="key" className="flex items-center gap-2">
-                            <Tag className="h-4 w-4 text-muted-foreground" />
+                        <Label htmlFor="key">
                             流程标识 <span className="text-destructive">*</span>
-                            {isEdit && <span className="text-xs text-muted-foreground">(不可修改)</span>}
+                            {isEdit && <span className="text-xs text-muted-foreground ml-1">(不可修改)</span>}
                         </Label>
                         <Input
                             id="key"
@@ -240,10 +297,25 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
                         </p>
                     </div>
 
+                    {/* 流程名称 */}
+                    <div className="space-y-2">
+                        <Label htmlFor="name">
+                            流程名称 <span className="text-destructive">*</span>
+                            {isEdit && <span className="text-xs text-muted-foreground ml-1">(不可修改)</span>}
+                        </Label>
+                        <Input
+                            id="name"
+                            placeholder="例如：Jenkins 构建流程"
+                            value={formData.name}
+                            onChange={(e) => setFormData(prev => ({ ...prev, name: e.target.value }))}
+                            disabled={isEdit}
+                            className="h-10"
+                        />
+                    </div>
+
                     {/* 描述 */}
                     <div className="space-y-2">
-                        <Label htmlFor="description" className="flex items-center gap-2">
-                            <AlignLeft className="h-4 w-4 text-muted-foreground" />
+                        <Label htmlFor="description">
                             流程描述
                         </Label>
                         <Textarea
@@ -255,17 +327,6 @@ const EditModal: React.FC<EditModalProps> = ({ visible, onClose, onSuccess, reco
                         />
                     </div>
 
-                    {/* 提示：触发方式在设计阶段配置 */}
-                    {selectedCategory && selectedCategory.supportedTriggers && selectedCategory.supportedTriggers.length > 0 && (
-                        <div className="rounded-lg border p-4 bg-muted/30">
-                            <p className="text-sm text-muted-foreground">
-                                <strong>支持的触发方式：</strong> {selectedCategory.supportedTriggers.join(', ')}
-                            </p>
-                            <p className="text-xs text-muted-foreground mt-1">
-                                创建后可在工作流设计页面配置具体的触发条件
-                            </p>
-                        </div>
-                    )}
                 </div>
 
                 <DialogFooter>
diff --git a/frontend/src/pages/Workflow/Definition/service.ts b/frontend/src/pages/Workflow/Definition/service.ts
index 45ed65da..caedf866 100644
--- a/frontend/src/pages/Workflow/Definition/service.ts
+++ b/frontend/src/pages/Workflow/Definition/service.ts
@@ -2,6 +2,7 @@ import request from '@/utils/request';
 import {
     WorkflowDefinition, 
     WorkflowDefinitionQuery,
+    WorkflowDefinitionRequest,
     WorkflowCategoryResponse,
     WorkflowCategoryQuery,
     WorkflowCategoryRequest
@@ -27,10 +28,10 @@ export const deployDefinition = (id: number) =>
 export const deleteDefinition = (id: number) =>
     request.delete<void>(`${DEFINITION_URL}/${id}`);
 
-export const saveDefinition = (data: WorkflowDefinition) =>
+export const saveDefinition = (data: WorkflowDefinitionRequest) =>
     request.post<WorkflowDefinition>(`${DEFINITION_URL}`, data);
 
-export const updateDefinition = (id: number, data: WorkflowDefinition) =>
+export const updateDefinition = (id: number, data: WorkflowDefinitionRequest) =>
     request.put<WorkflowDefinition>(`${DEFINITION_URL}/${id}`, data);
 
 /**
diff --git a/frontend/src/pages/Workflow/Definition/types.ts b/frontend/src/pages/Workflow/Definition/types.ts
index 4693f888..844b515c 100644
--- a/frontend/src/pages/Workflow/Definition/types.ts
+++ b/frontend/src/pages/Workflow/Definition/types.ts
@@ -1,41 +1,45 @@
 import {BaseResponse, BaseQuery} from '@/types/base';
 
+/**
+ * 工作流定义状态
+ */
+export type WorkflowDefinitionStatus = 'DRAFT' | 'PUBLISHED' | 'DISABLED';
+
+/**
+ * 工作流定义响应
+ */
 export interface WorkflowDefinition extends BaseResponse {
-    id: number;
     name: string;
     key: string;
-    description?: string;
-    flowVersion?: number;
-    status?: string;
     categoryId?: number;  // 分类ID
-    triggers: string[];
-    graph: {
-        nodes: WorkflowDefinitionNode[];
-        edges: any[];
-    };
-    formConfig: {
-        formItems: any[];
-    };
-    formVariablesSchema?: {
-        type: string;
-        required?: string[];
-        properties: {
-            [key: string]: {
-                type: string;
-                title: string;
-                description?: string;
-                dataSource?: {
-                    url: string;
-                    type: string;
-                    params?: Record<string, any>;
-                    dependsOn?: string[];
-                    labelField?: string;
-                    valueField?: string;
-                };
-            };
-        };
-    };
-    bpmnXml?: string;
+    formDefinitionId?: number;  // 启动表单ID
+    processDefinitionId?: string;  // 流程定义ID
+    flowVersion: number;  // 流程版本
+    bpmnXml?: string;  // BPMN XML内容
+    graph?: WorkflowDefinitionGraph;  // 流程图数据
+    status: WorkflowDefinitionStatus;  // 流程状态
+    description?: string;  // 流程描述
+}
+
+/**
+ * 工作流定义图数据
+ */
+export interface WorkflowDefinitionGraph {
+    nodes: WorkflowDefinitionNode[];
+    edges: WorkflowDefinitionEdge[];
+}
+
+/**
+ * 工作流定义边
+ */
+export interface WorkflowDefinitionEdge {
+    id: string;
+    source: string;
+    target: string;
+    sourceHandle?: string;
+    targetHandle?: string;
+    type?: string;
+    label?: string;
 }
 
 export interface WorkflowDefinitionNode {
@@ -57,11 +61,30 @@ export interface WorkflowDefinitionNode {
     }>;
 }
 
+/**
+ * 工作流定义查询参数
+ */
 export interface WorkflowDefinitionQuery extends BaseQuery {
     name?: string;
     key?: string;
     categoryId?: number;  // 分类ID筛选
-    status?: string;
+    status?: WorkflowDefinitionStatus;
+}
+
+/**
+ * 工作流定义创建/更新请求
+ */
+export interface WorkflowDefinitionRequest {
+    name: string;
+    key: string;
+    categoryId?: number;
+    formDefinitionId?: number;
+    flowVersion?: number;  // 流程版本（新建时传1，更新时传当前版本）
+    description?: string;
+    graph?: WorkflowDefinitionGraph;
+    bpmnXml?: string;
+    status?: WorkflowDefinitionStatus;
+    version?: number;  // 乐观锁版本号（更新时必传）
 }
 
 /**