diff --git a/pages/message/benefit-entry.vue b/pages/message/benefit-entry.vue
index 1db6ab7..e27a7a6 100644
--- a/pages/message/benefit-entry.vue
+++ b/pages/message/benefit-entry.vue
@@ -24,7 +24,7 @@
 
       <view class="field-group">
         <view class="field-label">开单科室</view>
-        <view class="project-input" @tap="openBillDeptPicker">
+        <view class="project-input" :class="{ 'disabled-input': hasBenefitEntries }" @tap="openBillDeptPicker">
           <text :class="billDeptId ? 'value-text' : 'placeholder-text'">{{ billDeptName || "请选择开单科室" }}</text>
           <uni-icons type="right" size="18" color="#999" />
         </view>
@@ -127,15 +127,15 @@
             <view v-if="projectEntry.selected && Number(projectEntry.validDays || 0) > 0" class="field-group">
               <view class="field-label">有效期</view>
               <view class="valid-time-wrap">
-                <view class="valid-time-picker disabled-picker">
-                  <picker mode="multiSelector" :range="validTimeRange" :value="validTimeIndex" disabled
+                <view class="valid-time-picker" @tap="prepareValidTimePicker(projectEntry)">
+                  <picker mode="multiSelector" :range="validTimeRange" :value="validTimeIndex"
                     @columnchange="onValidTimeColumnChange" @change="changeValidTime($event, projectEntry)">
                     <view class="picker-value" :class="projectEntry.validTime ? 'value-text' : 'placeholder-text'">
                       {{ projectEntry.validTime || "选择日期/长期" }}
                     </view>
                   </picker>
                 </view>
-                <view class="valid-time-locked-tip">套餐有效期已锁定</view>
+                <view class="unlimited-button" @tap="clearValidTime(projectEntry)">长期</view>
               </view>
             </view>
             <view v-if="projectEntry.selected" class="todo-switch-row">
@@ -339,15 +339,47 @@
       <view v-if="batchTodoVisible" class="picker-mask" @tap="closeBatchTodoPicker">
         <view class="batch-todo-picker" @tap.stop>
           <view class="picker-header">
-            <text class="picker-title">生成待办批量操作</text>
+            <text class="picker-title">权益批量操作</text>
             <uni-icons type="closeempty" size="22" color="#666" @tap="closeBatchTodoPicker" />
           </view>
           <view class="batch-todo-row" @tap.stop>
             <text>批量生成待办</text>
             <switch :checked="batchTodoConfig.todoEnabled" color="#0877f1"
-              @change="batchTodoConfig.todoEnabled = $event.detail.value" />
+              @change="batchTodoConfig.todoEnabled = $event.detail.value; batchTodoConfig.todoEnabledTouched = true" />
+          </view>
+          <view class="batch-todo-row">
+            <text>批量设置项目有效期</text>
+            <switch :checked="batchTodoConfig.setBenefitValidTime" color="#0877f1"
+              @change="batchTodoConfig.setBenefitValidTime = $event.detail.value" />
+          </view>
+          <view v-if="batchTodoConfig.setBenefitValidTime" class="batch-todo-field">
+            <text>项目有效期：</text>
+            <picker mode="multiSelector" :range="validTimeRange" :value="validTimeIndex"
+              @tap="openBatchDatePicker('benefitValidTime')" @columnchange="onValidTimeColumnChange"
+              @change="changeTodoDate($event)">
+              <text :class="batchTodoConfig.benefitValidTime ? 'value-text' : 'placeholder-text'">
+                {{ batchTodoConfig.benefitValidTime || "选择日期" }}
+              </text>
+            </picker>
+            <text class="batch-unlimited" @tap.stop="batchTodoConfig.benefitValidTime = ''">长期</text>
           </view>
           <template v-if="batchTodoConfig.todoEnabled">
+            <view class="batch-todo-row">
+              <text>批量设置回访计划有效期</text>
+              <switch :checked="batchTodoConfig.setTodoExpireDate" color="#0877f1"
+                @change="batchTodoConfig.setTodoExpireDate = $event.detail.value" />
+            </view>
+            <view v-if="batchTodoConfig.setTodoExpireDate" class="batch-todo-field">
+              <text>截止日期：</text>
+              <picker mode="multiSelector" :range="validTimeRange" :value="validTimeIndex"
+                @tap="openBatchDatePicker('todoExpireDate')" @columnchange="onValidTimeColumnChange"
+                @change="changeTodoDate($event)">
+                <text :class="batchTodoConfig.todoExpireDate ? 'value-text' : 'placeholder-text'">
+                  {{ batchTodoConfig.todoExpireDate || "请选择截止日期" }}
+                </text>
+              </picker>
+              <uni-icons type="right" size="16" color="#999" />
+            </view>
             <view class="batch-todo-row">
               <text>待办完成后关联核销权益</text>
               <switch :checked="batchTodoConfig.deductBenefit" color="#0877f1"
@@ -529,6 +561,11 @@ const billDeptKeyword = ref("");
 const billDeptPickerVisible = ref(false);
 const billDeptExpanded = ref(new Set());
 const entries = ref([]);
+const hasBenefitEntries = computed(() => entries.value.some((entry) => (
+  entry.isPackage
+  || entry.project?._id
+  || (Array.isArray(entry.projects) && entry.projects.some((project) => project?.project?._id || project?.selected))
+)));
 const saving = ref(false);
 const projectPickerVisible = ref(false);
 const projectPickerIndex = ref(-1);
@@ -560,6 +597,11 @@ const batchTodoConfig = ref({
   executorName: "",
   executeTeamId: "",
   executeTeamName: "",
+  todoEnabledTouched: false,
+  setBenefitValidTime: false,
+  benefitValidTime: "",
+  setTodoExpireDate: false,
+  todoExpireDate: "",
 });
 const batchExecutorTarget = ref(null);
 const benefitDetailVisible = ref(false);
@@ -917,6 +959,21 @@ function changeBillDoctor(event) {
   const doctor = getBillDoctors()[Number(event.detail.value)] || null;
   billDoctorUserId.value = doctor?.userid || "";
   billDoctorName.value = doctor?.anotherName || doctor?.name || "";
+  refreshTreatmentDoctorDefaults();
+}
+
+function refreshTreatmentDoctorDefaults() {
+  entries.value.forEach((entry) => {
+    if (entry.isPackage) {
+      entry.projects.forEach((project) => {
+        if (project.selected && String(project.dept?._id || "") === String(billDeptId.value || "")) {
+          applyTreatmentDefaults(project);
+        }
+      });
+    } else if (entry.project?._id && String(entry.dept?._id || "") === String(billDeptId.value || "")) {
+      applyTreatmentDefaults(entry);
+    }
+  });
 }
 
 const filteredBillDeptOptions = computed(() => {
@@ -944,6 +1001,10 @@ const filteredBillDeptOptions = computed(() => {
 });
 
 function openBillDeptPicker() {
+  if (hasBenefitEntries.value) {
+    uni.showToast({ title: "已有权益项目，请先清空后修改开单科室", icon: "none" });
+    return;
+  }
   billDeptPickerVisible.value = true;
   billDeptKeyword.value = "";
   billDeptExpanded.value = new Set(billDeptOptions.value.filter((item) => item.children?.length).map((item) => String(item._id)));
@@ -962,11 +1023,16 @@ function toggleBillDept(item) {
 }
 
 function selectBillDept(dept) {
+  if (hasBenefitEntries.value) {
+    uni.showToast({ title: "已有权益项目，请先清空后修改开单科室", icon: "none" });
+    return;
+  }
   billDeptId.value = String(dept._id || "");
   billDeptName.value = dept.deptName || dept.name || "";
   billDeptValue.value = billDeptId.value;
   billDoctorUserId.value = "";
   billDoctorName.value = "";
+  refreshTreatmentDoctorDefaults();
   closeBillDeptPicker();
 }
 
@@ -1171,9 +1237,7 @@ function selectProject(project) {
   entry.discount = normalizeDiscount({ ...entry, discount: 10 });
   entry.isFree = false;
   calculateTotalPrice(entry);
-  entry.dept = getProjectDepts(entry).length === 1 ? getProjectDepts(entry)[0] : null;
-  entry.treatmentDoctorUserId = "";
-  entry.treatmentDoctorName = "";
+  applyTreatmentDefaults(entry);
   closeProjectPicker();
 }
 
@@ -1184,7 +1248,7 @@ function createPackageProjectEntry(project = {}, packageItem = {}) {
   const validDate = hasValidDays && validDays > 0
     ? formatDate(new Date(Date.now() + validDays * 24 * 60 * 60 * 1000))
     : "";
-  return {
+  const entry = {
     ...createEntry(),
     project: normalizedProject,
     price: Number(normalizedProject.price ?? project.price ?? 0),
@@ -1196,11 +1260,26 @@ function createPackageProjectEntry(project = {}, packageItem = {}) {
     totalPrice: Number(project.totalPrice || 0),
     selected: packageItem.packageType === "fixed" || project.required === true,
     required: project.required === true,
+    packageId: packageItem._id || "",
+    packageName: packageItem.name || "",
+    packageType: packageItem.packageType || "",
     hasValidDays,
     validDays,
     validTime: validDate,
-    dept: normalizedProject.depts?.length === 1 ? normalizedProject.depts[0] : null,
+    dept: null,
   };
+  applyTreatmentDefaults(entry);
+  return entry;
+}
+
+function applyTreatmentDefaults(entry) {
+  const depts = getProjectDepts(entry);
+  entry.dept = depts.length === 1
+    ? depts[0]
+    : depts.find((dept) => String(dept._id) === String(billDeptId.value)) || null;
+  const doctor = getTreatmentDoctors(entry).find((item) => String(item.userid) === String(billDoctorUserId.value));
+  entry.treatmentDoctorUserId = doctor?.userid || "";
+  entry.treatmentDoctorName = doctor?.anotherName || doctor?.name || "";
 }
 
 async function selectPackage(packageItem) {
@@ -1300,6 +1379,11 @@ function openBatchTodoPicker() {
   batchTodoVisible.value = true;
 }
 
+function openBatchDatePicker(field) {
+  todoDateTarget.value = { entry: batchTodoConfig.value, field };
+  prepareValidTimePicker({ validTime: batchTodoConfig.value[field] });
+}
+
 function closeBatchTodoPicker() {
   batchTodoVisible.value = false;
 }
@@ -1313,15 +1397,39 @@ function openBatchExecutorPicker() {
 }
 
 function applyBatchTodoConfig() {
+  let skippedValidityCount = 0;
   const applyConfig = (entry) => {
     if (!entry?.project?._id) return;
-    entry.todoEnabled = Boolean(batchTodoConfig.value.todoEnabled);
+    if (batchTodoConfig.value.setBenefitValidTime) {
+      if (entry.packageId && entry.hasValidDays !== true) {
+        skippedValidityCount += 1;
+      } else {
+        entry.validTime = batchTodoConfig.value.benefitValidTime || "";
+      }
+    }
+    if (batchTodoConfig.value.todoEnabledTouched) {
+      entry.todoEnabled = Boolean(batchTodoConfig.value.todoEnabled);
+    }
+    const shouldApplyTodoSettings = batchTodoConfig.value.todoEnabledTouched
+      || batchTodoConfig.value.setTodoExpireDate
+      || Boolean(batchTodoConfig.value.executorUserId);
+    if (!shouldApplyTodoSettings) return;
     if (!entry.todoEnabled) {
-      entry.todoConfig = null;
+      if (batchTodoConfig.value.setTodoExpireDate && batchTodoConfig.value.todoExpireDate) {
+        entry.todoConfig = entry.todoConfig || getDefaultTodoConfig(entry);
+        entry.todoConfig.expireDate = batchTodoConfig.value.todoExpireDate;
+        entry.todoConfig.expireDateManual = true;
+      } else if (batchTodoConfig.value.todoEnabledTouched) {
+        entry.todoConfig = null;
+      }
       return;
     }
     entry.todoConfig = entry.todoConfig || getDefaultTodoConfig(entry);
     entry.todoConfig.deductBenefit = Boolean(batchTodoConfig.value.deductBenefit);
+    if (batchTodoConfig.value.setTodoExpireDate && batchTodoConfig.value.todoExpireDate) {
+      entry.todoConfig.expireDate = batchTodoConfig.value.todoExpireDate;
+      entry.todoConfig.expireDateManual = true;
+    }
     if (batchTodoConfig.value.executorUserId) {
       Object.assign(entry.todoConfig, {
         executorUserId: batchTodoConfig.value.executorUserId,
@@ -1339,6 +1447,9 @@ function applyBatchTodoConfig() {
       applyConfig(entry);
     }
   });
+  if (skippedValidityCount) {
+    uni.showToast({ title: `${skippedValidityCount}个套餐项目不支持有效期`, icon: "none" });
+  }
   closeBatchTodoPicker()
 }
 
@@ -1431,6 +1542,12 @@ function changeTodoDate(event) {
   const month = Number(validTimeRange.value[1][monthIndex].replace("月", ""));
   const day = Number(validTimeRange.value[2][dayIndex].replace("日", ""));
   const selectedDate = `${year}-${String(month).padStart(2, "0")}-${String(day).padStart(2, "0")}`;
+  if (target.entry === batchTodoConfig.value) {
+    batchTodoConfig.value[target.field] = selectedDate;
+    validTimeIndex.value = [yearIndex, monthIndex, dayIndex];
+    todoDateTarget.value = null;
+    return;
+  }
   target.entry.todoConfig[target.field] = selectedDate;
   validTimeIndex.value = [yearIndex, monthIndex, dayIndex];
   if (target.field === "planDate" && !target.entry.validTime) {
@@ -1455,8 +1572,9 @@ function syncPackageTotals(entry) {
 
 function changeDept(event, entry) {
   entry.dept = getProjectDepts(entry)[Number(event.detail.value)] || null;
-  entry.treatmentDoctorUserId = "";
-  entry.treatmentDoctorName = "";
+  const doctor = getTreatmentDoctors(entry).find((item) => String(item.userid) === String(billDoctorUserId.value));
+  entry.treatmentDoctorUserId = doctor?.userid || "";
+  entry.treatmentDoctorName = doctor?.anotherName || doctor?.name || "";
 }
 
 function changeTreatmentDoctor(event, entry) {
@@ -2155,6 +2273,8 @@ async function submitEntries() {
   left: 0;
   z-index: 10001;
   box-sizing: border-box;
+  max-height: calc(100vh - var(--keyboard-height));
+  overflow-y: auto;
   padding: 28rpx 28rpx 32rpx;
   border-radius: 24rpx 24rpx 0 0;
   background: #fff;
@@ -2199,6 +2319,19 @@ async function submitEntries() {
   text-align: right;
 }
 
+.batch-todo-field picker {
+  flex: 1;
+  min-width: 0;
+  text-align: right;
+}
+
+.batch-todo-field picker text {
+  display: block;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
 .batch-todo-actions {
   display: flex;
   gap: 20rpx;