diff --git a/erp-frontend-vue/src/api/material.ts b/erp-frontend-vue/src/api/material.ts
index ef625c8..fbe43b0 100644
--- a/erp-frontend-vue/src/api/material.ts
+++ b/erp-frontend-vue/src/api/material.ts
@@ -16,6 +16,7 @@ export interface MaterialQuery {
   name?: string
   category?: string
   itemOrProduct?: string
+  enableFlag?: string
   page?: number
   pageSize?: number
 }
@@ -51,6 +52,9 @@ export async function getMaterialList(params: MaterialQuery): Promise<MaterialLi
     if (params.itemOrProduct) {
       query.itemOrProduct = params.itemOrProduct
     }
+    if (params.enableFlag) {
+      query.enableFlag = params.enableFlag
+    }
 
     const res = await listMdItem(query)
     // 返回所有物料，让用户自行选择
diff --git a/erp-frontend-vue/src/views/Sales/Order/form.vue b/erp-frontend-vue/src/views/Sales/Order/form.vue
index e717e9e..2bb93c3 100644
--- a/erp-frontend-vue/src/views/Sales/Order/form.vue
+++ b/erp-frontend-vue/src/views/Sales/Order/form.vue
@@ -118,21 +118,17 @@
               </el-col>
               <el-col :span="6">
                 <el-form-item label="销售部门" prop="deptId">
-                  <el-select
+                  <el-tree-select
                     v-model="formData.deptId"
+                    :data="deptOptions"
+                    :props="{ value: 'deptId', label: 'deptName', children: 'children' }"
                     placeholder="请选择销售部门"
                     clearable
+                    check-strictly
                     filterable
                     style="width: 100%"
                     @change="onDeptChange"
-                  >
-                    <el-option
-                      v-for="item in deptOptions"
-                      :key="item.deptId"
-                      :label="item.deptName"
-                      :value="item.deptId"
-                    />
-                  </el-select>
+                  />
                 </el-form-item>
               </el-col>
               <el-col :span="6">
@@ -507,12 +503,20 @@
           width="55" 
           :reserve-selection="true"
         />
-        <el-table-column 
+        <el-table-column
           v-else
-          type="index"
           width="55"
-        />
-        <el-table-column prop="code" label="物料编码" width="120" />
+          align="center"
+        >
+          <template #default="{ row }">
+            <el-radio
+              v-model="selectedRadioId"
+              :value="row.id"
+              @change="handleRadioSelect(row)"
+            />
+          </template>
+        </el-table-column>
+        <el-table-column prop="code" label="物料编码" min-width="160" show-overflow-tooltip />
         <el-table-column prop="name" label="物料名称" min-width="180" show-overflow-tooltip />
         <el-table-column prop="spec" label="规格型号" width="150" show-overflow-tooltip />
         <el-table-column prop="unit" label="单位" width="80" />
@@ -566,7 +570,7 @@ import PrintDialog from '@/components/print/PrintDialog.vue'
 import type { PrintConfig } from '@/components/print/types'
 import { getCustomerList, type Customer } from '@/api/customer'
 import { getMaterialList, type Material } from '@/api/material'
-import { listDept, type Dept } from '@/api/system/dept'
+import { listDept, handleTree, type Dept } from '@/api/system/dept'
 import { listUser, type User } from '@/api/system/user'
 
 const route = useRoute()
@@ -662,6 +666,7 @@ const materialLoading = ref(false)
 const selectedMaterials = ref<Material[]>([])
 const currentEditingRow = ref<SalesOrderLine | null>(null)
 const materialTableRef = ref()
+const selectedRadioId = ref<number | undefined>(undefined)
 
 /** 销售部门、销售人员选项 */
 const deptOptions = ref<Dept[]>([])
@@ -769,26 +774,25 @@ async function loadOrderData() {
   }
 }
 
-/** 将部门树扁平化为列表（若接口返回树形） */
-function flattenDepts(list: Dept[]): Dept[] {
-  const out: Dept[] = []
-  function walk(items: Dept[]) {
-    items.forEach(d => {
-      out.push(d)
-      if (d.children?.length) walk(d.children)
-    })
+/** 在部门树中递归查找指定部门 */
+function findDeptInTree(list: Dept[], deptId: number): Dept | undefined {
+  for (const d of list) {
+    if (d.deptId === deptId) return d
+    if (d.children?.length) {
+      const found = findDeptInTree(d.children, deptId)
+      if (found) return found
+    }
   }
-  walk(list)
-  return out
+  return undefined
 }
 
-/** 加载部门列表 */
+/** 加载部门列表（树形结构） */
 async function loadDeptList() {
   try {
     const res: any = await listDept()
     const data = res?.data ?? res
     const raw = Array.isArray(data) ? data : (data?.list ?? data?.rows ?? [])
-    deptOptions.value = flattenDepts(raw)
+    deptOptions.value = handleTree(raw)
   } catch (e) {
     console.error('加载部门列表失败', e)
     deptOptions.value = []
@@ -809,7 +813,7 @@ async function loadUserList() {
 /** 销售部门变更：同步名称，清空不在该部门下的销售人员 */
 function onDeptChange(deptId: number | undefined) {
   if (deptId) {
-    const dept = deptOptions.value.find(d => d.deptId === deptId)
+    const dept = findDeptInTree(deptOptions.value, deptId)
     formData.deptName = dept?.deptName ?? ''
     const inDept = salesmanOptions.value.some(u => u.userId === formData.salesmanId)
     if (!inDept) {
@@ -863,7 +867,8 @@ async function loadMaterials() {
     // 支持按编码或名称搜索；仅显示产品物料（产品物料标识=PRODUCT）
     const params: any = {
       pageSize: 100, // 物料选择对话框不分页，一次性加载更多
-      itemOrProduct: 'PRODUCT'
+      itemOrProduct: 'PRODUCT',
+      enableFlag: 'Y' // 只显示启用状态的物料
     }
     
     if (searchText) {
@@ -899,14 +904,17 @@ function handleMaterialSelectionChange(rows: Material[]) {
   }
 }
 
+/** 单选框选择（单行模式） */
+function handleRadioSelect(row: Material) {
+  selectedMaterials.value = [row]
+}
+
 /** 物料行点击（单行选择模式） */
 function handleMaterialRowClick(row: Material) {
   if (currentEditingRow.value) {
-    // 单行选择模式：直接选中该行并高亮
+    // 单行选择模式：选中该行并同步单选框
+    selectedRadioId.value = row.id
     selectedMaterials.value = [row]
-    // 清除所有选择，然后选中当前行
-    materialTableRef.value?.clearSelection()
-    materialTableRef.value?.toggleRowSelection(row, true)
   }
 }
 
@@ -1206,6 +1214,7 @@ watch(showMaterialDialog, (val) => {
     loadMaterials()
     // 清空之前的选择
     selectedMaterials.value = []
+    selectedRadioId.value = undefined
     // 清空表格选择状态
     nextTick(() => {
       materialTableRef.value?.clearSelection()
@@ -1213,6 +1222,7 @@ watch(showMaterialDialog, (val) => {
   } else {
     // 关闭对话框时清空状态
     selectedMaterials.value = []
+    selectedRadioId.value = undefined
     currentEditingRow.value = null
     materialSearch.value = ''
   }