diff --git a/pages/message/detail.vue b/pages/message/detail.vue
index 06f3290..7b9f838 100644
--- a/pages/message/detail.vue
+++ b/pages/message/detail.vue
@@ -20,6 +20,8 @@
 				<text class="body-text" v-if="msg.type === 1">{{ auditApprovedText }}</text>
 				<text class="body-text" v-else-if="msg.type === 2">您于 {{ formatDate(msg.create_time) }} 提交的个人资料经审核未通过。</text>
 				<text class="body-text" v-else-if="msg.type === 3">您的样品已经寄回，请注意查收。</text>
+				<text class="body-text" v-else-if="msg.type === 4 && !msg.reason">您的送检信息修改申请已审核通过，请前往送检信息页面重新提交。</text>
+				<text class="body-text" v-else-if="msg.type === 4">您的送检信息修改申请未通过。</text>
 				<text class="body-text" v-if="msg.type === 2">请根据以下原因修改后重新提交。</text>
 			</view>
 
@@ -41,8 +43,8 @@
 			</view>
 
 			<!-- 驳回原因 -->
-			<view v-if="msg.type === 2 && msg.reason" class="reason-box">
-				<text class="reason-label">驳回原因：</text>
+			<view v-if="(msg.type === 2 || msg.type === 4) && msg.reason" class="reason-box">
+				<text class="reason-label">{{ msg.type === 4 ? '审核原因：' : '驳回原因：' }}</text>
 				<text class="reason-text">{{ msg.reason }}</text>
 			</view>
 
@@ -61,6 +63,9 @@
 			<view v-if="msg.type === 3" class="btn-area">
 				<u-button text="复制单号" @click="copyReturnTrackingNo" color="#0E63E3" size="large" />
 			</view>
+			<view v-if="msg.type === 4" class="btn-area">
+				<u-button text="查看送检信息" @click="goSampleInfo" color="#0E63E3" size="large" />
+			</view>
 		</view>
 	</view>
 </template>
@@ -79,19 +84,27 @@ const tagText = computed(() => {
 	if (!msg.value) return ''
 	if (msg.value.type === 1) return '已通过'
 	if (msg.value.type === 3) return '已寄回'
+	if (msg.value.type === 4) return msg.value.reason ? '未通过' : '已通过'
 	return '已驳回'
 })
-const headerTitle = computed(() => (msg.value && msg.value.type === 3) ? '回寄信息' : '审核通知')
+const headerTitle = computed(() => {
+	if (!msg.value) return ''
+	if (msg.value.type === 3) return '回寄信息'
+	if (msg.value.type === 4) return '送检信息通知'
+	return '审核通知'
+})
 const tagClass = computed(() => {
 	if (!msg.value) return ''
 	if (msg.value.type === 1) return 'tag-success'
 	if (msg.value.type === 3) return 'tag-return'
+	if (msg.value.type === 4) return msg.value.reason ? 'tag-fail' : 'tag-success'
 	return 'tag-fail'
 })
 const mainTitle = computed(() => {
 	if (!msg.value) return ''
 	if (msg.value.type === 1) return '资料已审核通过'
 	if (msg.value.type === 3) return '样品已经寄回'
+	if (msg.value.type === 4) return msg.value.reason ? '送检修改申请未通过' : '送检修改申请已通过'
 	return '您提交的资料未通过审核'
 })
 
@@ -115,6 +128,10 @@ const goMyInfo = () => {
 	uni.navigateTo({ url: '/pages/myinfo/myinfo' })
 }
 
+const goSampleInfo = () => {
+	uni.navigateTo({ url: '/pages/sample-info/sample-info' })
+}
+
 const copySampleReceiverInfo = () => {
 	const info = sampleReceiverInfo.value
 	const text = [
diff --git a/pages/message/message.vue b/pages/message/message.vue
index be35880..0f30c64 100644
--- a/pages/message/message.vue
+++ b/pages/message/message.vue
@@ -76,18 +76,21 @@ const loadMessages = async () => {
 const getMsgClass = (item) => {
 	if (item.type === 1) return 'success'
 	if (item.type === 3) return 'return'
+	if (item.type === 4) return item.reason ? 'fail' : 'sample'
 	return 'fail'
 }
 
 const getMsgIcon = (item) => {
 	if (item.type === 1) return 'checkmark-circle-fill'
 	if (item.type === 3) return 'order'
+	if (item.type === 4) return item.reason ? 'close-circle-fill' : 'checkmark-circle-fill'
 	return 'close-circle-fill'
 }
 
 const getMsgColor = (item) => {
 	if (item.type === 1) return '#52c41a'
 	if (item.type === 3) return '#0e63e3'
+	if (item.type === 4) return item.reason ? '#f5222d' : '#52c41a'
 	return '#f5222d'
 }
 
@@ -137,6 +140,10 @@ const goDetail = (id) => {
 	&.return {
 		background: #f0f5ff;
 	}
+
+	&.sample {
+		background: #f6ffed;
+	}
 }
 
 .msg-body {
diff --git a/pages/sample-info/sample-info.vue b/pages/sample-info/sample-info.vue
index f5f6d0a..028e80b 100644
--- a/pages/sample-info/sample-info.vue
+++ b/pages/sample-info/sample-info.vue
@@ -61,6 +61,10 @@
 				<text v-if="returnTime" class="return-time">回寄时间：{{ returnTime }}</text>
 				<text class="copy-return-no" @tap="copyReturnTrackingNo">复制单号</text>
 			</view>
+			<view v-if="sampleEditRejectReason" class="reject-info">
+				<text class="reject-title">修改申请未通过</text>
+				<text class="reject-text">原因：{{ sampleEditRejectReason }}</text>
+			</view>
 			<view class="form-group">
 				<text class="form-label">送检样本类型{{ sampleRequired ? '' : '（选填）' }}</text>
 				<u-checkbox-group v-model="form.sample_types" placement="row" :wrap="true" @change="onSampleTypesChange">
@@ -131,9 +135,24 @@
 				<text class="agree-text">请阅读并同意</text>
 				<text class="agree-link" @tap.stop="openNotice">《患者告知书》</text>
 			</view>
-			<u-button :text="submitButtonText" :loading="submitting" @click="handleSubmit" color="#0E63E3" size="large" />
+			<u-button v-if="canApplySampleEdit" text="申请修改送检信息" :loading="applyEditSubmitting" @click="showApplyEditDialog"
+				color="#0E63E3" plain size="large" />
+			<u-button v-if="!canApplySampleEdit" :text="submitButtonText" :loading="submitting" @click="handleSubmit" color="#0E63E3" size="large" />
 		</view>
 
+		<!-- 修改申请弹窗 -->
+		<u-popup :show="applyEditVisible" mode="center" round="12" :safeAreaInsetBottom="false" @close="applyEditVisible = false">
+			<view class="apply-popup">
+				<view class="apply-title">申请修改送检信息</view>
+				<view class="apply-desc">请填写需要修改送检信息的原因，平台审核通过后即可重新编辑。</view>
+				<textarea v-model="applyEditReason" class="apply-textarea" maxlength="500" placeholder="请输入申请原因" />
+				<view class="apply-actions">
+					<u-button text="取消" @click="applyEditVisible = false" plain color="#909399" />
+					<u-button text="提交申请" :loading="applyEditSubmitting" @click="submitApplyEdit" color="#0E63E3" />
+				</view>
+			</view>
+		</u-popup>
+
 		<!-- 地区选择器 -->
 		<u-picker v-if="regionColumns[0].length" :show="showRegionPicker" :columns="regionColumns" @confirm="onRegionConfirm"
 			@cancel="showRegionPicker = false" @change="onRegionChange" :defaultIndex="regionDefaultIndex" />
@@ -163,19 +182,33 @@ const submitting = ref(false)
 const agreed = ref(false)
 const sampleTypeList = ref([])
 const sampleRequired = ref(false)
-const sampleReceiverInfo = ref({ address: '', receiver: '', phone: '' })
+const sampleReceiverInfo = ref({ address: '', receiver: '', phone: '', contact_phone: '' })
 const sampleInfoStatus = ref(0)
 const returnTrackingNo = ref('')
 const returnTime = ref('')
+const sampleEditReason = ref('')
+const sampleEditRejectReason = ref('')
+const sampleEditApplyTime = ref('')
+const applyEditVisible = ref(false)
+const applyEditReason = ref('')
+const applyEditSubmitting = ref(false)
+const sampleEditAuditTmplId = ref('')
 const isSampleReturned = computed(() => sampleInfoStatus.value === 2)
-const isSampleInfoLocked = computed(() => sampleInfoStatus.value === 1 || sampleInfoStatus.value === 2)
+const isSampleEditApplying = computed(() => sampleInfoStatus.value === 3)
+const isSampleInfoLocked = computed(() => sampleInfoStatus.value === 1 || sampleInfoStatus.value === 2 || sampleInfoStatus.value === 3)
+const canApplySampleEdit = computed(() => sampleInfoStatus.value === 1)
 const sampleInfoStatusText = computed(() => {
+	if (sampleInfoStatus.value === 3) return '申请审核中'
 	if (sampleInfoStatus.value === 2) return '已寄回'
 	if (sampleInfoStatus.value === 1) return '已生效'
 	return ''
 })
-const sampleInfoStatusClass = computed(() => sampleInfoStatus.value === 2 ? 'returned' : 'effective')
+const sampleInfoStatusClass = computed(() => {
+	if (sampleInfoStatus.value === 3) return 'applying'
+	return sampleInfoStatus.value === 2 ? 'returned' : 'effective'
+})
 const submitButtonText = computed(() => {
+	if (sampleInfoStatus.value === 3) return '修改申请审核中'
 	if (sampleInfoStatus.value === 2) return '样品已寄回'
 	if (sampleInfoStatus.value === 1) return '送检信息已生效'
 	return '提交送检信息'
@@ -280,8 +313,34 @@ onLoad(async () => {
 	await loadRegions()
 	await loadPatientInfo()
 	await loadSampleTypes()
+	await loadSubscribeConfig()
 })
 
+const loadSubscribeConfig = async () => {
+	try {
+		const res = await get('/api/mp/subscribeConfig')
+		if (res.data && res.data.sample_edit_audit) {
+			sampleEditAuditTmplId.value = res.data.sample_edit_audit
+		}
+	} catch (e) {}
+}
+
+const requestSampleEditSubscribe = () => {
+	return new Promise((resolve) => {
+		if (!sampleEditAuditTmplId.value) return resolve(false)
+		// #ifdef MP-WEIXIN
+		wx.requestSubscribeMessage({
+			tmplIds: [sampleEditAuditTmplId.value],
+			success: () => resolve(true),
+			fail: () => resolve(false)
+		})
+		// #endif
+		// #ifndef MP-WEIXIN
+		resolve(false)
+		// #endif
+	})
+}
+
 const loadPatientInfo = async () => {
 	try {
 		const res = await get('/api/mp/sampleInfo')
@@ -302,8 +361,11 @@ const loadPatientInfo = async () => {
 			sampleInfoStatus.value = Number(res.data.sample_info_status) || 0
 			returnTrackingNo.value = res.data.return_tracking_no || ''
 			returnTime.value = res.data.return_time || ''
-			sampleReceiverInfo.value = res.data.sample_receiver_info || { address: '', receiver: '', phone: '' }
-			if (sampleInfoStatus.value === 1) {
+			sampleEditReason.value = res.data.sample_edit_reason || ''
+			sampleEditRejectReason.value = res.data.sample_edit_reject_reason || ''
+			sampleEditApplyTime.value = res.data.sample_edit_apply_time || ''
+			sampleReceiverInfo.value = res.data.sample_receiver_info || { address: '', receiver: '', phone: '', contact_phone: '' }
+			if ((sampleInfoStatus.value === 1 && !sampleEditRejectReason.value) || sampleInfoStatus.value === 3) {
 				setTimeout(() => showLockedTip(), 300)
 			}
 		}
@@ -406,9 +468,18 @@ const contactPlatform = () => {
 }
 
 const showLockedTip = () => {
+	if (isSampleEditApplying.value) {
+		uni.showModal({
+			title: '温馨提示',
+			content: '送检信息修改申请正在审核中，请等待平台处理。',
+			showCancel: false,
+			confirmText: '知道了'
+		})
+		return
+	}
 	if (isSampleReturned.value) {
 		uni.showModal({
-			title: '提示',
+			title: '温馨提示',
 			content: `样品已经寄回，回寄物流单号：${returnTrackingNo.value || '—'}。`,
 			cancelText: '知道了',
 			confirmText: '复制单号',
@@ -419,26 +490,46 @@ const showLockedTip = () => {
 		return
 	}
 	const phone = getContactPhone()
-	if (!phone) {
-		uni.showModal({
-			title: '提示',
-			content: '送检信息已生效，如需修改请联系平台重置修改权限。',
-			showCancel: false,
-			confirmText: '知道了'
-		})
-		return
-	}
+	let content = '送检信息已生效，如需修改请点击页面的【申请修改送检信息】按钮申请，通过后可重新提交送检信息。'
+	if (phone) content += `详情咨询${phone}。`
 	uni.showModal({
-		title: '提示',
-		content: `送检信息已生效，如需修改请联系平台【${phone}】重置修改权限。`,
-		cancelText: '知道了',
-		confirmText: '联系平台',
-		success: (res) => {
-			if (res.confirm) contactPlatform()
-		}
+		title: '温馨提示',
+		content,
+		showCancel: false,
+		confirmText: '知道了'
 	})
 }
 
+const showApplyEditDialog = () => {
+	if (!canApplySampleEdit.value) return showLockedTip()
+	applyEditReason.value = ''
+	applyEditVisible.value = true
+}
+
+const submitApplyEdit = async () => {
+	if (!applyEditReason.value.trim()) {
+		return uni.showToast({ title: '请填写申请原因', icon: 'none' })
+	}
+	applyEditSubmitting.value = true
+	try {
+		await requestSampleEditSubscribe()
+		const params = { reason: applyEditReason.value.trim() }
+		// #ifdef MP-WEIXIN
+		params.mp_env_version = uni.getAccountInfoSync().miniProgram.envVersion || 'release'
+		// #endif
+		await post('/api/mp/applySampleInfoEdit', params)
+		sampleInfoStatus.value = 3
+		sampleEditReason.value = applyEditReason.value.trim()
+		sampleEditApplyTime.value = ''
+		applyEditVisible.value = false
+		uni.showToast({ title: '申请已提交', icon: 'success' })
+	} catch (e) {
+		if (e && e.msg) uni.showToast({ title: e.msg, icon: 'none' })
+	} finally {
+		applyEditSubmitting.value = false
+	}
+}
+
 const copyReturnTrackingNo = () => {
 	if (!returnTrackingNo.value) return uni.showToast({ title: '暂无单号', icon: 'none' })
 	uni.setClipboardData({
@@ -494,10 +585,12 @@ const handleSubmit = async () => {
 		uni.showToast({ title: '提交成功', icon: 'success' })
 		setTimeout(() => uni.navigateBack(), 1500)
 	} catch (e) {
-		if (e && e.data && [1, 2].includes(Number(e.data.sample_info_status))) {
+		if (e && e.data && [1, 2, 3].includes(Number(e.data.sample_info_status))) {
 			sampleInfoStatus.value = Number(e.data.sample_info_status)
 			returnTrackingNo.value = e.data.return_tracking_no || returnTrackingNo.value
 			returnTime.value = e.data.return_time || returnTime.value
+			sampleEditReason.value = e.data.sample_edit_reason || sampleEditReason.value
+			sampleEditApplyTime.value = e.data.sample_edit_apply_time || sampleEditApplyTime.value
 			if (e.data.sample_receiver_info) sampleReceiverInfo.value = e.data.sample_receiver_info
 			return showLockedTip()
 		}
@@ -512,7 +605,7 @@ const handleSubmit = async () => {
 .page { min-height: 100vh; background: #f4f4f5; padding: 24rpx; padding-bottom: 260rpx; }
 .section { background: #fff; border-radius: 10rpx; padding: 32rpx; margin-bottom: 24rpx; border: 1rpx solid #ebeef5; }
 .section-title { display: flex; align-items: center; gap: 12rpx; font-size: 32rpx; font-weight: 600; color: #333; margin-bottom: 28rpx; }
-.status-pill { margin-left: auto; font-size: 22rpx; font-weight: 500; padding: 4rpx 14rpx; border-radius: 6rpx; &.effective { color: #52c41a; background: #f6ffed; border: 1rpx solid #b7eb8f; } &.returned { color: #0e63e3; background: #f0f5ff; border: 1rpx solid #adc6ff; } }
+.status-pill { margin-left: auto; font-size: 22rpx; font-weight: 500; padding: 4rpx 14rpx; border-radius: 6rpx; &.effective { color: #52c41a; background: #f6ffed; border: 1rpx solid #b7eb8f; } &.returned { color: #0e63e3; background: #f0f5ff; border: 1rpx solid #adc6ff; } &.applying { color: #d46b08; background: #fff7e6; border: 1rpx solid #ffd591; } }
 .info-compact { padding-bottom: 8rpx; }
 .info-compact-row { display: flex; gap: 32rpx; margin-bottom: 12rpx; &:last-child { margin-bottom: 0; } }
 .info-compact-item { font-size: 26rpx; color: #666; }
@@ -521,6 +614,9 @@ const handleSubmit = async () => {
 .return-text { display: block; font-size: 28rpx; color: #0e63e3; font-weight: 600; line-height: 1.5; }
 .return-time { display: block; font-size: 24rpx; color: #909399; margin-top: 8rpx; }
 .copy-return-no { display: block; text-align: right; font-size: 26rpx; color: #0e63e3; margin-top: 12rpx; }
+.reject-info { background: #fff2f0; border-left: 6rpx solid #ff4d4f; border-radius: 8rpx; padding: 24rpx; margin-bottom: 20rpx; }
+.reject-title { display: block; font-size: 28rpx; font-weight: 600; color: #a8071a; margin-bottom: 10rpx; }
+.reject-text { display: block; font-size: 26rpx; color: #606266; line-height: 1.6; }
 .receiver-info { padding-bottom: 8rpx; }
 .receiver-row { display: flex; gap: 20rpx; margin-bottom: 14rpx; &:last-child { margin-bottom: 0; } }
 .receiver-label { width: 120rpx; flex-shrink: 0; font-size: 26rpx; color: #909399; }
@@ -543,4 +639,9 @@ const handleSubmit = async () => {
 .agree-row { display: flex; align-items: center; margin-bottom: 16rpx; padding-left: 4rpx; }
 .agree-text { font-size: 24rpx; color: #666; margin-left: 8rpx; }
 .agree-link { font-size: 24rpx; color: #0e63e3; }
+.apply-popup { width: 620rpx; background: #fff; border-radius: 16rpx; padding: 32rpx; }
+.apply-title { font-size: 32rpx; font-weight: 600; color: #303133; margin-bottom: 12rpx; }
+.apply-desc { font-size: 26rpx; color: #606266; line-height: 1.6; margin-bottom: 20rpx; }
+.apply-textarea { width: 100%; height: 180rpx; box-sizing: border-box; border: 1rpx solid #dcdfe6; border-radius: 8rpx; padding: 20rpx; font-size: 28rpx; color: #303133; background: #fff; }
+.apply-actions { display: flex; gap: 20rpx; margin-top: 24rpx; }
 </style>