diff --git a/miniprogram/pages/addMember/addMember.ts b/miniprogram/pages/addMember/addMember.ts
index 406179f..f38f985 100644
--- a/miniprogram/pages/addMember/addMember.ts
+++ b/miniprogram/pages/addMember/addMember.ts
@@ -112,6 +112,8 @@ Page({
 		employeeQueried: false,
 		/** 员工编号查询是否未找到 */
 		employeeNotFound: false,
+		/** 部门展示文案 */
+		unitDisplay: '',
 	},
 
 	/** tabs 切换：清空查询结果、重置表单 */
@@ -121,6 +123,7 @@ Page({
 			userType: tab as 'employee' | 'family',
 			employeeQueried: false,
 			employeeNotFound: false,
+			unitDisplay: '',
 			readonly: false,
 			hasQueried: false,
 			serverResult: null,
@@ -143,6 +146,7 @@ Page({
 			'form.workNo': e.detail.value,
 			employeeQueried: false,
 			employeeNotFound: false,
+			unitDisplay: '',
 			'form.name': '',
 			'form.gender': '',
 			'form.age': '',
@@ -151,15 +155,63 @@ Page({
 		})
 	},
 
-	/** 员工编号查询（API 预留） */
+	/** 员工编号查询 */
 	onQueryEmployee() {
 		const workNo = this.data.form.workNo.trim()
 		if (!workNo) {
 			wx.showToast({ title: '请填写员工编号', icon: 'none' })
 			return
 		}
-		// TODO: 接入员工编号查询接口
-		wx.showToast({ title: '查询功能暂未开放', icon: 'none' })
+		if (this.data.querying) return
+
+		this.setData({ querying: true, employeeQueried: false, employeeNotFound: false })
+
+		get<any>('weighingScale/v5/getUserInfoByWkno', {
+			sn: lefuService.deviceInfo?.serialNumber ?? '',
+			workNo
+		}, { loading: true })
+			.then(res => {
+				const result = res.result
+				if (!result) {
+					this.setData({
+						employeeQueried: true,
+						employeeNotFound: true,
+						unitDisplay: '',
+						'form.name': '',
+						'form.gender': '',
+						'form.age': '',
+						'form.height': '',
+						'form.weight': '',
+					})
+					return
+				}
+				const idCard = result.idCard || ''
+				const parsed = this.parseIdCard(idCard)
+				const sex = result.sex || parsed.sex
+				this.setData({
+					employeeQueried: true,
+					employeeNotFound: false,
+					unitDisplay: [result.secondDepart, result.thirdDepart].filter(Boolean).join(' / '),
+					'form.name': result.realname || '',
+					'form.idCard': idCard,
+					'form.gender': sex === 1 ? '男' : (sex === 2 ? '女' : parsed.gender),
+					'form.age': parsed.age,
+					'form.sex': sex,
+					'form.height': result.height ? String(result.height) : '',
+					'form.weight': result.weight ? String(result.weight) : '',
+					birthday: result.birthday || '',
+				})
+			})
+			.catch(() => {
+				this.setData({
+					employeeQueried: true,
+					employeeNotFound: true,
+					unitDisplay: '',
+				})
+			})
+			.finally(() => {
+				this.setData({ querying: false })
+			})
 	},
 
 	onNameInput(e: WechatMiniprogram.Input) {
@@ -408,7 +460,7 @@ Page({
 		const serverResult = this.data.serverResult
 
 		const baseSpread = userType === 'family' ? (this.data.selectedMember ?? {}) : {}
-		const birthday = userType === 'family' ? this.data.birthday : ''
+		const birthday = this.data.birthday
 		const finalSex = userType === 'family' ? sex : this.data.form.sex
 
 		const payload: Record<string, any> = {
@@ -427,7 +479,7 @@ Page({
 			connectDeviceInfo: connectDeviceInfoRaw ? JSON.stringify(connectDeviceInfoRaw) : '',
 		}
 
-		put('weighingScale/v3/edit/user', payload)
+		put('weighingScale/v5/edit/user', payload)
 			.then(() => {
 				wx.showToast({ title: '添加成功', icon: 'success' })
 				setTimeout(() => {
diff --git a/miniprogram/pages/addMember/addMember.wxml b/miniprogram/pages/addMember/addMember.wxml
index 0caf9f5..c8fa57e 100644
--- a/miniprogram/pages/addMember/addMember.wxml
+++ b/miniprogram/pages/addMember/addMember.wxml
@@ -54,7 +54,7 @@
 									<view class="form-row">
 										<view class="form-label"><text class="label-text">单位</text></view>
 										<view class="form-control">
-											<view class="form-readonly"><text class="readonly-text">{{ form.workNo }}</text></view>
+											<view class="form-readonly"><text class="readonly-text">{{ unitDisplay }}</text></view>
 										</view>
 									</view>
 								</view>
diff --git a/miniprogram/pages/editMember/editMember.ts b/miniprogram/pages/editMember/editMember.ts
index 0305a5b..48da46a 100644
--- a/miniprogram/pages/editMember/editMember.ts
+++ b/miniprogram/pages/editMember/editMember.ts
@@ -22,7 +22,7 @@ Page({
 		/** dataType === 1 为家庭用户 */
 		isFamily: false,
 		/** 单位（非家庭用户） */
-		workNo: '',
+		unitDisplay: '',
 		/** 出生年月 YYYY-MM-DD（家庭用户） */
 		birthday: '',
 		/** 接口返回的原始用户数据，提交时以此为 base 覆盖修改字段 */
@@ -59,7 +59,7 @@ Page({
 				this.setData({
 					rawUser: u,
 					isFamily,
-					workNo: u.workNo ?? '',
+					unitDisplay: [u.secondDepart, u.thirdDepart].filter(Boolean).join(' / '),
 					birthday: u.birthday ?? '',
 					'form.name': u.realname ?? '',
 					'form.idCard': u.idCard ?? '',
@@ -163,14 +163,14 @@ Page({
 			id: this.data.userId,
 			realname: name.trim(),
 			idCard,
-			sex: this.data.form.sex,
+			sex,
 			birthday: this.data.birthday,
 			height: heightNum,
 			weight: isNaN(weightNum) ? 0 : weightNum,
 			connectDeviceInfo: connectDeviceInfoRaw ? JSON.stringify(connectDeviceInfoRaw) : (rawUser?.connectDeviceInfo ?? ''),
 		}
 
-		put('weighingScale/v3/edit/user', payload)
+		put('weighingScale/v5/edit/user', payload)
 			.then(() => {
 				wx.showToast({ title: '保存成功', icon: 'success' })
 				setTimeout(() => {
diff --git a/miniprogram/pages/editMember/editMember.wxml b/miniprogram/pages/editMember/editMember.wxml
index d6d8706..a24cba4 100644
--- a/miniprogram/pages/editMember/editMember.wxml
+++ b/miniprogram/pages/editMember/editMember.wxml
@@ -33,7 +33,7 @@
 							</view>
 							<view class="form-control">
 								<view class="form-readonly">
-									<text class="readonly-text">{{ workNo }}</text>
+									<text class="readonly-text">{{ unitDisplay }}</text>
 								</view>
 							</view>
 						</view>