diff --git a/src/service/api/product.ts b/src/service/api/product.ts
index bc9bd05..c6b0a47 100644
--- a/src/service/api/product.ts
+++ b/src/service/api/product.ts
@@ -210,7 +210,7 @@ type RequirementResponse = Omit<
   | 'proposerId'
   | 'currentHandlerUserId'
   | 'implementProjectId'
-  | 'sourceBizId'
+  | 'sourceBizCode'
   | 'attachments'
 > & {
   id: string | number;
@@ -220,7 +220,7 @@ type RequirementResponse = Omit<
   currentHandlerUserId?: string | number | null;
   implementProjectId?: string | number | null;
   implementProjectName?: string | null;
-  sourceBizId?: string | number | null;
+  sourceBizCode?: string | null;
   attachments?: AttachmentItemResponse[] | null;
   children?: RequirementResponse[];
 };
@@ -292,7 +292,7 @@ function normalizeRequirement(requirement: RequirementResponse): Api.Product.Req
     currentHandlerUserId: normalizeNullableStringId(requirement.currentHandlerUserId),
     implementProjectId: normalizeNullableStringId(requirement.implementProjectId),
     implementProjectName: requirement.implementProjectName ?? null,
-    sourceBizId: normalizeNullableStringId(requirement.sourceBizId),
+    sourceBizCode: requirement.sourceBizCode ?? null,
     attachments: normalizeAttachments(requirement.attachments),
     children: requirement.children?.map(normalizeRequirement)
   };
diff --git a/src/service/api/project.ts b/src/service/api/project.ts
index 7893462..0e01e02 100644
--- a/src/service/api/project.ts
+++ b/src/service/api/project.ts
@@ -1026,7 +1026,7 @@ const PROJECT_REQUIREMENT_PREFIX = `${WEB_SERVICE_PREFIX}/project/project/requir
 
 type ProjectRequirementResponse = Omit<
   Api.Project.ProjectRequirement,
-  'id' | 'projectId' | 'parentId' | 'moduleId' | 'proposerId' | 'currentHandlerUserId' | 'sourceBizId' | 'attachments'
+  'id' | 'projectId' | 'parentId' | 'moduleId' | 'proposerId' | 'currentHandlerUserId' | 'sourceBizCode' | 'attachments'
 > & {
   id: string | number;
   projectId: string | number;
@@ -1034,7 +1034,7 @@ type ProjectRequirementResponse = Omit<
   moduleId: string | number;
   proposerId: string | number;
   currentHandlerUserId?: string | number | null;
-  sourceBizId?: string | number | null;
+  sourceBizCode?: string | null;
   attachments?: AttachmentItemResponse[] | null;
   children?: ProjectRequirementResponse[];
 };
@@ -1090,7 +1090,7 @@ function normalizeProjectRequirement(requirement: ProjectRequirementResponse): A
     moduleId: normalizeStringId(requirement.moduleId),
     proposerId: normalizeStringId(requirement.proposerId),
     currentHandlerUserId: normalizeNullableStringId(requirement.currentHandlerUserId),
-    sourceBizId: normalizeNullableStringId(requirement.sourceBizId),
+    sourceBizCode: requirement.sourceBizCode ?? null,
     attachments: normalizeAttachments(requirement.attachments),
     progressRate: typeof requirement.progressRate === 'number' ? requirement.progressRate : 0,
     children: requirement.children?.map(normalizeProjectRequirement)
diff --git a/src/typings/api/product.d.ts b/src/typings/api/product.d.ts
index ff57728..95043d9 100644
--- a/src/typings/api/product.d.ts
+++ b/src/typings/api/product.d.ts
@@ -332,8 +332,8 @@ declare namespace Api {
       categoryName?: string | null;
       /** 需求来源类型 */
       sourceType: RequirementSourceType;
-      /** 需求来源业务ID */
-      sourceBizId?: string | null;
+      /** 来源业务编号 */
+      sourceBizCode?: string | null;
       /** 优先级（0低 1中 2高 3紧急） */
       priority: RequirementPriority;
       /** 优先级名称 */
@@ -508,7 +508,7 @@ declare namespace Api {
       Pick<PageParams, 'pageNo' | 'pageSize'> &
         Pick<
           Requirement,
-          'moduleId' | 'category' | 'priority' | 'statusCode' | 'currentHandlerUserId' | 'sourceType'
+          'moduleId' | 'category' | 'priority' | 'statusCode' | 'currentHandlerUserId' | 'sourceBizCode'
         > & {
           productId: string;
           title?: string;
@@ -526,6 +526,7 @@ declare namespace Api {
       | 'attachments'
       | 'category'
       | 'priority'
+      | 'sourceBizCode'
       | 'proposerId'
       | 'proposerNickname'
       | 'currentHandlerUserId'
diff --git a/src/typings/api/project.d.ts b/src/typings/api/project.d.ts
index 3a7f2a7..27abf34 100644
--- a/src/typings/api/project.d.ts
+++ b/src/typings/api/project.d.ts
@@ -1160,8 +1160,8 @@ declare namespace Api {
       categoryName?: string | null;
       /** 需求来源类型 */
       sourceType: ProjectRequirementSourceType;
-      /** 来源业务 ID */
-      sourceBizId?: string | null;
+      /** 来源业务编号 */
+      sourceBizCode?: string | null;
       /** 优先级 */
       priority: ProjectRequirementPriority;
       /** 优先级名称 */
@@ -1285,7 +1285,7 @@ declare namespace Api {
       Pick<PageParams, 'pageNo' | 'pageSize'> &
         Pick<
           ProjectRequirement,
-          'moduleId' | 'parentId' | 'category' | 'priority' | 'statusCode' | 'currentHandlerUserId' | 'sourceType'
+          'moduleId' | 'parentId' | 'category' | 'priority' | 'statusCode' | 'currentHandlerUserId' | 'sourceBizCode'
         > & {
           projectId: string;
           title: string;
@@ -1303,6 +1303,7 @@ declare namespace Api {
       | 'attachments'
       | 'category'
       | 'priority'
+      | 'sourceBizCode'
       | 'proposerId'
       | 'proposerNickname'
       | 'currentHandlerUserId'
diff --git a/src/views/product/requirement/index.vue b/src/views/product/requirement/index.vue
index 9b7bf4d..a12b0c7 100644
--- a/src/views/product/requirement/index.vue
+++ b/src/views/product/requirement/index.vue
@@ -7,8 +7,7 @@ import dayjs from 'dayjs';
 import {
   RDMS_REQ_CAN_DELETE_STATUS_DICT_CODE,
   RDMS_REQ_CATEGORY_DICT_CODE,
-  RDMS_REQ_PRIORITY_DICT_CODE,
-  RDMS_REQ_SOURCE_TYPE_DICT_CODE
+  RDMS_REQ_PRIORITY_DICT_CODE
 } from '@/constants/dict';
 import { getStatusTagType } from '@/constants/status-tag';
 import {
@@ -25,7 +24,6 @@ import {
 import { useAuth } from '@/hooks/business/auth';
 import { useDict } from '@/hooks/business/dict';
 import DictTag from '@/components/custom/dict-tag.vue';
-import DictText from '@/components/custom/dict-text.vue';
 import { useCurrentProduct } from '../shared/use-current-product';
 import {
   ACTION_ICON_MAP,
@@ -181,7 +179,7 @@ const searchParams = reactive({
   priority: undefined as Api.Product.RequirementPriority | undefined,
   statusCode: undefined as Api.Product.RequirementStatusCode | undefined,
   currentHandlerUserId: undefined as string | undefined,
-  sourceType: undefined as Api.Product.RequirementSourceType | undefined
+  sourceBizCode: undefined as string | undefined
 });
 
 const createVisible = ref(false);
@@ -384,15 +382,15 @@ const columns = computed(() => [
     minWidth: 80,
     formatter: (row: Api.Product.Requirement) => row.category
   },
-  {
-    prop: 'sourceType',
-    label: '需求来源',
-    minWidth: 80,
-    align: 'center',
-    formatter: (row: Api.Product.Requirement) => (
-      <DictText dictCode={RDMS_REQ_SOURCE_TYPE_DICT_CODE} value={row.sourceType} />
-    )
-  },
+  // {
+  //   prop: 'sourceType',
+  //   label: '需求来源',
+  //   minWidth: 80,
+  //   align: 'center',
+  //   formatter: (row: Api.Product.Requirement) => (
+  //     <DictText dictCode={RDMS_REQ_SOURCE_TYPE_DICT_CODE} value={row.sourceType} />
+  //   )
+  // },
   // {
   //   prop: 'description',
   //   label: '内容',
@@ -415,19 +413,15 @@ const columns = computed(() => [
     formatter: (row: Api.Product.Requirement) => getMemberLabel(row.currentHandlerUserId)
   },
   {
-    prop: 'sourceBizId',
+    prop: 'sourceBizCode',
     label: '来源业务编号',
     minWidth: 140,
     formatter: (row: Api.Product.Requirement) => {
-      if (!row.sourceBizId || row.sourceType === 'manual') {
+      if (!row.sourceBizCode) {
         return '--';
       }
 
-      return (
-        <ElButton link type="primary" class="requirement-source-link">
-          {row.sourceBizId}
-        </ElButton>
-      );
+      return row.sourceBizCode;
     }
   },
   {
@@ -649,7 +643,7 @@ async function loadTreeData() {
     priority: searchParams.priority,
     statusCode: searchParams.statusCode,
     currentHandlerUserId: searchParams.currentHandlerUserId,
-    sourceType: searchParams.sourceType
+    sourceBizCode: searchParams.sourceBizCode?.trim() || undefined
   });
 
   if (error || !data) {
@@ -705,7 +699,7 @@ function handleResetSearch() {
   searchParams.priority = undefined;
   searchParams.statusCode = undefined;
   searchParams.currentHandlerUserId = undefined;
-  searchParams.sourceType = undefined;
+  searchParams.sourceBizCode = undefined;
   pagination.pageNo = 1;
   reloadTable();
 }
@@ -1057,10 +1051,6 @@ onMounted(async () => {
   opacity: 0.6;
 }
 
-:deep(.requirement-source-link) {
-  padding: 0;
-}
-
 :deep(.el-table__row[class*='el-table__row--level-']:not(.el-table__row--level-0) td:first-child .cell) {
   color: transparent;
 }
diff --git a/src/views/product/requirement/modules/requirement-create-dialog.vue b/src/views/product/requirement/modules/requirement-create-dialog.vue
index 8d9071d..e702829 100644
--- a/src/views/product/requirement/modules/requirement-create-dialog.vue
+++ b/src/views/product/requirement/modules/requirement-create-dialog.vue
@@ -74,6 +74,7 @@ interface Model {
   moduleId: string | null;
   category: string;
   priority: string | null;
+  sourceBizCode: string;
   expectedTime: string | null;
   proposerId: string;
   currentHandlerUserId: string;
@@ -139,6 +140,7 @@ function createDefaultModel(): Model {
     moduleId: props.defaultModuleId || null,
     category: '功能需求',
     priority: '3',
+    sourceBizCode: '',
     expectedTime: null,
     proposerId: '',
     currentHandlerUserId: '',
@@ -186,6 +188,7 @@ async function handleSubmit() {
     attachments: [...model.value.attachments],
     category: model.value.category,
     priority: Number(model.value.priority) as Api.Product.RequirementPriority,
+    sourceBizCode: model.value.sourceBizCode.trim() || null,
     expectedTime: model.value.expectedTime,
     proposerId: model.value.proposerId,
     proposerNickname,
@@ -315,6 +318,10 @@ watch(
               />
             </ElFormItem>
 
+            <ElFormItem label="来源业务编号">
+              <ElInput v-model="model.sourceBizCode" clearable maxlength="128" placeholder="请输入来源业务编号" />
+            </ElFormItem>
+
             <ElFormItem label="提出人" prop="proposerId">
               <ElSelect v-model="model.proposerId" class="w-full" filterable placeholder="请选择提出人">
                 <ElOption v-for="item in allUserOptions" :key="item.id" :label="item.nickname" :value="item.id" />
diff --git a/src/views/product/requirement/modules/requirement-detail-dialog.vue b/src/views/product/requirement/modules/requirement-detail-dialog.vue
index 87fe29b..0d541b3 100644
--- a/src/views/product/requirement/modules/requirement-detail-dialog.vue
+++ b/src/views/product/requirement/modules/requirement-detail-dialog.vue
@@ -64,6 +64,7 @@ interface Model {
   moduleId: string | null;
   category: string;
   priority: string | null;
+  sourceBizCode: string;
   expectedTime: string | null;
   proposerId: string;
   proposerNickname: string;
@@ -201,6 +202,7 @@ function createDefaultModel(): Model {
     moduleId: null,
     category: '',
     priority: '3',
+    sourceBizCode: '',
     expectedTime: null,
     proposerId: '',
     proposerNickname: '',
@@ -252,6 +254,7 @@ async function handleSubmit() {
     attachments: [...model.value.attachments],
     category: model.value.category,
     priority: Number(model.value.priority) as Api.Product.RequirementPriority,
+    sourceBizCode: model.value.sourceBizCode.trim() || null,
     expectedTime: model.value.expectedTime,
     proposerId: model.value.proposerId,
     proposerNickname: model.value.proposerNickname,
@@ -317,6 +320,7 @@ function transformRequirementData(data: Api.Product.Requirement): typeof model.v
     moduleId: data.moduleId || null,
     category: data.category || '',
     priority: data.priority === null || data.priority === undefined ? null : String(data.priority),
+    sourceBizCode: data.sourceBizCode || '',
     expectedTime: formatExpectedTime(data.expectedTime),
     proposerId: data.proposerId || '',
     proposerNickname: data.proposerNickname || '',
@@ -446,6 +450,17 @@ watch(
               <ReadonlyField :value="getCategoryLabel(model.category) || '--'" />
             </ElFormItem>
 
+            <ElFormItem label="来源业务编号">
+              <ReadonlyField v-if="isViewMode" :value="model.sourceBizCode || '--'" />
+              <ElInput
+                v-else
+                v-model="model.sourceBizCode"
+                clearable
+                maxlength="128"
+                placeholder="请输入来源业务编号"
+              />
+            </ElFormItem>
+
             <ElFormItem label="提出人" prop="proposerId">
               <ReadonlyField :value="allUserLabelMap.get(model.proposerId) || '--'" />
             </ElFormItem>
diff --git a/src/views/product/requirement/modules/requirement-search.vue b/src/views/product/requirement/modules/requirement-search.vue
index fa03c1e..9c77ddf 100644
--- a/src/views/product/requirement/modules/requirement-search.vue
+++ b/src/views/product/requirement/modules/requirement-search.vue
@@ -1,8 +1,8 @@
 <script setup lang="ts">
 import { computed, h, onMounted, ref } from 'vue';
-import { RDMS_REQ_SOURCE_TYPE_DICT_CODE } from '@/constants/dict';
+// import { RDMS_REQ_SOURCE_TYPE_DICT_CODE } from '@/constants/dict';
 import { fetchGetRequirementStatusDict } from '@/service/api';
-import { useDict } from '@/hooks/business/dict';
+// import { useDict } from '@/hooks/business/dict';
 import TableSearchFields from '@/components/custom/table-search-fields.vue';
 import MemberSelectOption from './member-select-option.vue';
 
@@ -32,17 +32,15 @@ const emit = defineEmits<Emits>();
 const model = defineModel<Api.Product.RequirementSearchParams>('model', { required: true });
 
 const requirementStatusOptions = ref<Array<{ label: string; value: string }>>([]);
-
-const { enabledDictData: sourceTypeDictData } = useDict(RDMS_REQ_SOURCE_TYPE_DICT_CODE);
-
-const sourceTypeOptions = computed(() => {
-  return sourceTypeDictData.value
-    .filter(item => item.value !== 'product_requirement')
-    .map(item => ({
-      label: item.label,
-      value: item.value
-    }));
-});
+// const { enabledDictData: sourceTypeDictData } = useDict(RDMS_REQ_SOURCE_TYPE_DICT_CODE);
+// const sourceTypeOptions = computed(() => {
+//   return sourceTypeDictData.value
+//     .filter(item => item.value !== 'product_requirement')
+//     .map(item => ({
+//       label: item.label,
+//       value: item.value
+//     }));
+// });
 
 const memberSelectOptions = computed(() => {
   return props.memberOptions.map(item => ({
@@ -105,12 +103,18 @@ const fields = computed(() => [
     dictCode: props.categoryDictCode,
     placeholder: '筛选需求类型'
   },
+  // {
+  //   key: 'sourceType',
+  //   label: '需求来源',
+  //   type: 'select' as const,
+  //   placeholder: '筛选需求来源',
+  //   options: sourceTypeOptions.value
+  // },
   {
-    key: 'sourceType',
-    label: '需求来源',
-    type: 'select' as const,
-    placeholder: '筛选需求来源',
-    options: sourceTypeOptions.value
+    key: 'sourceBizCode',
+    label: '业务编号',
+    type: 'input' as const,
+    placeholder: '输入来源业务编号'
   },
   {
     key: 'currentHandlerUserId',
diff --git a/src/views/project/project/requirement/index.vue b/src/views/project/project/requirement/index.vue
index 117372f..408e3d9 100644
--- a/src/views/project/project/requirement/index.vue
+++ b/src/views/project/project/requirement/index.vue
@@ -6,8 +6,7 @@ import dayjs from 'dayjs';
 import {
   RDMS_REQ_CAN_DELETE_STATUS_DICT_CODE,
   RDMS_REQ_CATEGORY_DICT_CODE,
-  RDMS_REQ_PRIORITY_DICT_CODE,
-  RDMS_REQ_SOURCE_TYPE_DICT_CODE
+  RDMS_REQ_PRIORITY_DICT_CODE
 } from '@/constants/dict';
 import { getStatusTagType } from '@/constants/status-tag';
 import {
@@ -21,7 +20,6 @@ import {
 import { useAuth } from '@/hooks/business/auth';
 import { useDict } from '@/hooks/business/dict';
 import DictTag from '@/components/custom/dict-tag.vue';
-import DictText from '@/components/custom/dict-text.vue';
 import { useCurrentProject } from '../../shared/use-current-project';
 import {
   ACTION_ICON_MAP,
@@ -78,7 +76,7 @@ function createSearchParams(): Api.Project.ProjectRequirementSearchParams {
     priority: undefined,
     statusCode: undefined,
     currentHandlerUserId: undefined,
-    sourceType: undefined
+    sourceBizCode: undefined
   };
 }
 
@@ -386,15 +384,15 @@ const columns = computed(() => [
     minWidth: 120,
     formatter: (row: Api.Project.ProjectRequirement) => row.categoryName || row.category || '--'
   },
-  {
-    prop: 'sourceType',
-    label: '需求来源',
-    minWidth: 110,
-    align: 'center',
-    formatter: (row: Api.Project.ProjectRequirement) => (
-      <DictText dictCode={RDMS_REQ_SOURCE_TYPE_DICT_CODE} value={row.sourceType} />
-    )
-  },
+  // {
+  //   prop: 'sourceType',
+  //   label: '需求来源',
+  //   minWidth: 110,
+  //   align: 'center',
+  //   formatter: (row: Api.Project.ProjectRequirement) => (
+  //     <DictText dictCode={RDMS_REQ_SOURCE_TYPE_DICT_CODE} value={row.sourceType} />
+  //   )
+  // },
   {
     prop: 'proposerNickname',
     label: '提出人',
@@ -408,15 +406,15 @@ const columns = computed(() => [
     formatter: (row: Api.Project.ProjectRequirement) => getMemberLabel(row.currentHandlerUserId)
   },
   {
-    prop: 'sourceBizId',
+    prop: 'sourceBizCode',
     label: '来源业务编号',
     minWidth: 140,
     formatter: (row: Api.Project.ProjectRequirement) => {
-      if (!row.sourceBizId || row.sourceType === 'manual') {
+      if (!row.sourceBizCode) {
         return '--';
       }
 
-      return row.sourceBizId;
+      return row.sourceBizCode;
     }
   },
   {
@@ -552,7 +550,7 @@ async function loadTreeData() {
     priority: searchParams.priority,
     statusCode: searchParams.statusCode,
     currentHandlerUserId: searchParams.currentHandlerUserId,
-    sourceType: searchParams.sourceType
+    sourceBizCode: searchParams.sourceBizCode?.trim() || undefined
   });
 
   if (error || !data) {
diff --git a/src/views/project/project/requirement/modules/requirement-create-dialog.vue b/src/views/project/project/requirement/modules/requirement-create-dialog.vue
index a82fb1a..d9a982f 100644
--- a/src/views/project/project/requirement/modules/requirement-create-dialog.vue
+++ b/src/views/project/project/requirement/modules/requirement-create-dialog.vue
@@ -73,6 +73,7 @@ interface Model {
   moduleId: string | null;
   category: string;
   priority: string | null;
+  sourceBizCode: string;
   expectedTime: string | null;
   proposerId: string;
   currentHandlerUserId: string;
@@ -141,6 +142,7 @@ function createDefaultModel(): Model {
     moduleId: props.defaultModuleId || null,
     category: '功能需求',
     priority: '3',
+    sourceBizCode: '',
     expectedTime: null,
     proposerId: '',
     currentHandlerUserId: '',
@@ -202,6 +204,7 @@ async function handleSubmit() {
     attachments: [...model.value.attachments],
     category: model.value.category,
     priority: Number(model.value.priority) as Api.Project.ProjectRequirementPriority,
+    sourceBizCode: model.value.sourceBizCode.trim() || null,
     expectedTime: model.value.expectedTime,
     proposerId: model.value.proposerId,
     proposerNickname: proposer?.nickname || '',
@@ -309,6 +312,10 @@ watch(
               />
             </ElFormItem>
 
+            <ElFormItem label="来源业务编号">
+              <ElInput v-model="model.sourceBizCode" clearable maxlength="128" placeholder="请输入来源业务编号" />
+            </ElFormItem>
+
             <ElFormItem label="提出人" prop="proposerId">
               <ElSelect v-model="model.proposerId" class="w-full" filterable placeholder="请选择提出人">
                 <ElOption v-for="item in allUserOptions" :key="item.id" :label="item.nickname" :value="item.id" />
diff --git a/src/views/project/project/requirement/modules/requirement-detail-dialog.vue b/src/views/project/project/requirement/modules/requirement-detail-dialog.vue
index b0b0c73..9451ad0 100644
--- a/src/views/project/project/requirement/modules/requirement-detail-dialog.vue
+++ b/src/views/project/project/requirement/modules/requirement-detail-dialog.vue
@@ -62,6 +62,7 @@ interface Model {
   moduleId: string | null;
   category: string;
   priority: string | null;
+  sourceBizCode: string;
   expectedTime: string | null;
   proposerId: string;
   proposerNickname: string;
@@ -181,6 +182,7 @@ function createDefaultModel(): Model {
     moduleId: null,
     category: '',
     priority: '3',
+    sourceBizCode: '',
     expectedTime: null,
     proposerId: '',
     proposerNickname: '',
@@ -201,6 +203,30 @@ function mapModuleTree(modules: Api.Project.ProjectRequirementModule[]): Require
     }));
 }
 
+function normalizePriorityValue(priority: Api.Project.ProjectRequirement['priority']) {
+  return priority === null || priority === undefined ? null : String(priority);
+}
+
+function transformRequirementDetail(data: Api.Project.ProjectRequirement): Model {
+  return {
+    title: data.title || '',
+    description: data.description || null,
+    attachments: data.attachments ? [...data.attachments] : [],
+    reviewRequired: data.reviewRequired ?? 0,
+    moduleId: data.moduleId || null,
+    category: data.category || '',
+    priority: normalizePriorityValue(data.priority),
+    sourceBizCode: data.sourceBizCode || '',
+    expectedTime: formatExpectedTime(data.expectedTime),
+    proposerId: data.proposerId || '',
+    proposerNickname: data.proposerNickname || '',
+    currentHandlerUserId: data.currentHandlerUserId || '',
+    currentHandlerUserNickname: data.currentHandlerUserNickname || '',
+    sort: data.sort ?? 0,
+    lastStatusReason: data.lastStatusReason || ''
+  };
+}
+
 async function loadModuleTree() {
   if (!props.projectId) {
     moduleTree.value = [];
@@ -232,22 +258,7 @@ async function loadRequirementDetail() {
     return;
   }
 
-  model.value = {
-    title: data.title || '',
-    description: data.description || null,
-    attachments: data.attachments ? [...data.attachments] : [],
-    reviewRequired: data.reviewRequired ?? 0,
-    moduleId: data.moduleId || null,
-    category: data.category || '',
-    priority: data.priority === null || data.priority === undefined ? null : String(data.priority),
-    expectedTime: formatExpectedTime(data.expectedTime),
-    proposerId: data.proposerId || '',
-    proposerNickname: data.proposerNickname || '',
-    currentHandlerUserId: data.currentHandlerUserId || '',
-    currentHandlerUserNickname: data.currentHandlerUserNickname || '',
-    sort: data.sort ?? 0,
-    lastStatusReason: data.lastStatusReason || ''
-  };
+  model.value = transformRequirementDetail(data);
 }
 
 function formatExpectedTime(value?: string | number[] | null): string | null {
@@ -294,6 +305,7 @@ async function handleSubmit() {
     attachments: [...model.value.attachments],
     category: model.value.category,
     priority: Number(model.value.priority) as Api.Project.ProjectRequirementPriority,
+    sourceBizCode: model.value.sourceBizCode.trim() || null,
     expectedTime: model.value.expectedTime,
     proposerId: model.value.proposerId,
     proposerNickname: model.value.proposerNickname,
@@ -401,6 +413,17 @@ watch(
               <ReadonlyField :value="getCategoryLabel(model.category) || '--'" />
             </ElFormItem>
 
+            <ElFormItem label="来源业务编号">
+              <ReadonlyField v-if="isViewMode" :value="model.sourceBizCode || '--'" />
+              <ElInput
+                v-else
+                v-model="model.sourceBizCode"
+                clearable
+                maxlength="128"
+                placeholder="请输入来源业务编号"
+              />
+            </ElFormItem>
+
             <ElFormItem label="提出人" prop="proposerId">
               <ReadonlyField :value="allUserLabelMap.get(model.proposerId) || '--'" />
             </ElFormItem>
diff --git a/src/views/project/project/requirement/modules/requirement-search.vue b/src/views/project/project/requirement/modules/requirement-search.vue
index fd298de..5905ba2 100644
--- a/src/views/project/project/requirement/modules/requirement-search.vue
+++ b/src/views/project/project/requirement/modules/requirement-search.vue
@@ -1,8 +1,8 @@
 <script setup lang="ts">
 import { computed, h, onMounted, ref } from 'vue';
-import { RDMS_REQ_SOURCE_TYPE_DICT_CODE } from '@/constants/dict';
+// import { RDMS_REQ_SOURCE_TYPE_DICT_CODE } from '@/constants/dict';
 import { fetchGetProjectRequirementStatusDict } from '@/service/api';
-import { useDict } from '@/hooks/business/dict';
+// import { useDict } from '@/hooks/business/dict';
 import TableSearchFields from '@/components/custom/table-search-fields.vue';
 import MemberSelectOption from './member-select-option.vue';
 
@@ -32,15 +32,13 @@ const emit = defineEmits<Emits>();
 const model = defineModel<Api.Project.ProjectRequirementSearchParams>('model', { required: true });
 
 const requirementStatusOptions = ref<Array<{ label: string; value: string }>>([]);
-
-const { enabledDictData: sourceTypeDictData } = useDict(RDMS_REQ_SOURCE_TYPE_DICT_CODE);
-
-const sourceTypeOptions = computed(() => {
-  return sourceTypeDictData.value.map(item => ({
-    label: item.label,
-    value: item.value
-  }));
-});
+// const { enabledDictData: sourceTypeDictData } = useDict(RDMS_REQ_SOURCE_TYPE_DICT_CODE);
+// const sourceTypeOptions = computed(() => {
+//   return sourceTypeDictData.value.map(item => ({
+//     label: item.label,
+//     value: item.value
+//   }));
+// });
 
 const memberSelectOptions = computed(() => {
   return props.memberOptions.map(item => ({
@@ -103,12 +101,18 @@ const fields = computed(() => [
     dictCode: props.categoryDictCode,
     placeholder: '筛选需求类型'
   },
+  // {
+  //   key: 'sourceType',
+  //   label: '需求来源',
+  //   type: 'select' as const,
+  //   placeholder: '筛选需求来源',
+  //   options: sourceTypeOptions.value
+  // },
   {
-    key: 'sourceType',
-    label: '需求来源',
-    type: 'select' as const,
-    placeholder: '筛选需求来源',
-    options: sourceTypeOptions.value
+    key: 'sourceBizCode',
+    label: '业务编号',
+    type: 'input' as const,
+    placeholder: '输入来源业务编号'
   },
   {
     key: 'currentHandlerUserId',