diff --git a/src/main/java/com/budwk/app/zhgh/activity/culture/models/ActivityTissue.java b/src/main/java/com/budwk/app/zhgh/activity/culture/models/ActivityTissue.java
index ba1f77e0..187c59df 100644
--- a/src/main/java/com/budwk/app/zhgh/activity/culture/models/ActivityTissue.java
+++ b/src/main/java/com/budwk/app/zhgh/activity/culture/models/ActivityTissue.java
@@ -268,6 +268,16 @@ public class ActivityTissue extends BaseModel implements Serializable, SysHomeCo
     private String username;
     private String loginname;
 
+    /**
+     * 兼容历史数据中缺少秒的报名时间，统一补齐后再交给 DateUtil.parseDateTime 解析。
+     */
+    private String normalizeDateTimeSecond(String dateTime) {
+        if (Lang.isNotEmpty(dateTime) && dateTime.length() == 16) {
+            return dateTime + ":00";
+        }
+        return dateTime;
+    }
+
     @Override
     public Sys_home_activity covertToSysHomeActivity() {
         Sys_home_activity sysHomeActivity = new Sys_home_activity();
@@ -283,8 +293,8 @@ public class ActivityTissue extends BaseModel implements Serializable, SysHomeCo
         }
         sysHomeActivity.setH5Url("/platform/h5/activity/culture/signUp?id=" + this.getId());
         if (Lang.isNotEmpty(this.getApplyStartTime())) {
-            sysHomeActivity.setStartDate(DateUtil.parseDateTime(this.getApplyStartTime()));
-            sysHomeActivity.setEndDate(DateUtil.parseDateTime(this.getApplyEndTime()));
+            sysHomeActivity.setStartDate(DateUtil.parseDateTime(normalizeDateTimeSecond(this.getApplyStartTime())));
+            sysHomeActivity.setEndDate(DateUtil.parseDateTime(normalizeDateTimeSecond(this.getApplyEndTime())));
         }
         sysHomeActivity.setAllowUserGroupId(this.getGroupId());
         sysHomeActivity.setEnable(this.getIsUnseal());
diff --git a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/controller/MutualInsuranceRosterController.java b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/controller/MutualInsuranceRosterController.java
index 4f4e12fa..75c1cb17 100644
--- a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/controller/MutualInsuranceRosterController.java
+++ b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/controller/MutualInsuranceRosterController.java
@@ -5,7 +5,6 @@ import cn.afterturn.easypoi.excel.entity.ExportParams;
 import cn.afterturn.easypoi.excel.entity.enmus.ExcelType;
 import cn.afterturn.easypoi.excel.entity.params.ExcelExportEntity;
 import cn.dev33.satoken.annotation.SaCheckPermission;
-import cn.dev33.satoken.stp.StpUtil;
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.json.JSONUtil;
@@ -14,7 +13,6 @@ import com.budwk.app.base.model.ExcelImportRes;
 import com.budwk.app.base.param.PageForm;
 import com.budwk.app.base.result.Result;
 import com.budwk.app.base.utils.CommonDownloadUtil;
-import com.budwk.app.web.commons.auth.utils.AuthUtil;
 import com.budwk.app.web.commons.auth.utils.SecurityUtil;
 import com.budwk.app.zhgh.staffbenefit.mutualInsurance.model.MutualInsuranceProject;
 import com.budwk.app.zhgh.staffbenefit.mutualInsurance.param.MutualInsuranceRosterUserPageForm;
@@ -154,6 +152,7 @@ public class MutualInsuranceRosterController {
         entities.add(new ExcelExportEntity("工号", "loginName", 20));
         entities.add(new ExcelExportEntity("姓名", "userName", 20));
         entities.add(new ExcelExportEntity("证件类型", "idCardType", 20));
+        entities.add(new ExcelExportEntity("手机号", "mobile", 20));
         ExportParams exportParams = new ExportParams();
         exportParams.setType(ExcelType.XSSF);
         Workbook workbook = ExcelExportUtil.exportExcel(exportParams, entities, Collections.emptyList());
diff --git a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/service/impl/MutualInsuranceRosterUserServiceImpl.java b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/service/impl/MutualInsuranceRosterUserServiceImpl.java
index 57e994b5..0891741f 100644
--- a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/service/impl/MutualInsuranceRosterUserServiceImpl.java
+++ b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/service/impl/MutualInsuranceRosterUserServiceImpl.java
@@ -32,10 +32,13 @@ import java.io.File;
 import java.util.Collections;
 import java.util.Date;
 import java.util.List;
+import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
 @IocBean(args = {"refer:dao"})
 public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<MutualInsuranceRosterUser> implements MutualInsuranceRosterUserService {
+    private static final Pattern MOBILE_PATTERN = Pattern.compile("^1[3456789]\\d{9}$");
+
     public MutualInsuranceRosterUserServiceImpl(Dao dao) {
         super(dao);
     }
@@ -100,6 +103,10 @@ public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<Mutual
                 row.setErrInfo("导入文件中工号重复", i + 1);
                 continue;
             }
+            if (!isValidImportMobile(row.getMobile())) {
+                row.setErrInfo("手机号格式不正确", i + 1);
+                continue;
+            }
             View_user user = users.stream()
                     .filter(item -> loginName.equals(item.getLoginname()))
                     .findFirst()
@@ -108,7 +115,7 @@ public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<Mutual
                 row.setErrInfo("工号在系统中不存在", i + 1);
                 continue;
             }
-            upsertRosterUser(project, user);
+            upsertRosterUser(project, user, row);
             successCount++;
         }
         fillImportResult(result, importRows, successCount);
@@ -318,7 +325,7 @@ public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<Mutual
         return sql;
     }
 
-    private void upsertRosterUser(MutualInsuranceProject project, View_user user) {
+    private void upsertRosterUser(MutualInsuranceProject project, View_user user, MutualInsuranceUserImportTemp row) {
         MutualInsuranceRosterUser info = dao().fetch(MutualInsuranceRosterUser.class,
                 Cnd.where("projectId", "=", project.getId()).and("userId", "=", user.getId()));
         if (info == null) {
@@ -338,7 +345,8 @@ public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<Mutual
         info.setUnitName(user.getUnitName());
         info.setUnionId(user.getUnionId());
         info.setUnionName(user.getUnionName());
-        info.setMobile(user.getMobile());
+        // 导入名单时手机号允许按 Excel 覆盖；未填写时继续使用系统用户档案中的手机号。
+        info.setMobile(StrUtil.blankToDefault(Strings.trim(row.getMobile()), user.getMobile()));
         info.setIdCardType(user.getIdCardType());
         info.setIdCard(user.getIdCard());
         dao().insertOrUpdate(info);
@@ -445,4 +453,12 @@ public class MutualInsuranceRosterUserServiceImpl extends BaseServiceImpl<Mutual
         result.setErrorDetails(rows.stream().filter(row -> StrUtil.isNotBlank(row.getErrMsg())).collect(Collectors.toList()));
         result.setFailedCount(result.getErrorDetails().size());
     }
+
+    /**
+     * 导入手机号允许为空，非空时必须是 11 位中国大陆手机号，避免错误联系方式写入名单快照。
+     */
+    private boolean isValidImportMobile(String mobile) {
+        String value = Strings.trim(mobile);
+        return StrUtil.isBlank(value) || MOBILE_PATTERN.matcher(value).matches();
+    }
 }
diff --git a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/template/MutualInsuranceUserImportTemp.java b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/template/MutualInsuranceUserImportTemp.java
index 69b032db..fb52ab34 100644
--- a/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/template/MutualInsuranceUserImportTemp.java
+++ b/src/main/java/com/budwk/app/zhgh/staffbenefit/mutualInsurance/template/MutualInsuranceUserImportTemp.java
@@ -23,4 +23,7 @@ public class MutualInsuranceUserImportTemp extends ExcelImportError {
 
     @ExcelProperty("证件类型")
     private String idCardType;
+
+    @ExcelProperty("手机号")
+    private String mobile;
 }
diff --git a/src/main/resources/views/platform/zhgh/activity/culture/common/applyActivity.js b/src/main/resources/views/platform/zhgh/activity/culture/common/applyActivity.js
index f0a4ea08..0ac5d234 100644
--- a/src/main/resources/views/platform/zhgh/activity/culture/common/applyActivity.js
+++ b/src/main/resources/views/platform/zhgh/activity/culture/common/applyActivity.js
@@ -126,7 +126,8 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                                                         style="width: 100%"
                                                         type="datetimerange"
                                                         v-model="formData.applyTime2"
-                                                        value-format="yyyy-MM-dd HH:mm">
+                                                        format="yyyy-MM-dd HH:mm"
+                                                        value-format="yyyy-MM-dd HH:mm:ss">
                                                 </el-date-picker>
                                             </el-form-item>
                                         </el-col>
@@ -627,6 +628,13 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
             const resp = await this.$axios.post("/platform/club/examine/apply/getClubsByRole")
             return resp.data
         },
+        // 兼容历史分钟级时间，提交给后端统一补齐秒，避免首页活动同步解析失败。
+        normalizeDateTimeSecond(dateTime) {
+            if (dateTime && dateTime.length === 16) {
+                return dateTime + ":00"
+            }
+            return dateTime
+        },
         // 保存
         onSave() {
             this.$confirm("您确定保存吗？", "提示", {
@@ -638,8 +646,8 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                 formData.activity_type = this.activity_type
                 const {time, applyTime2, plannedDate} = formData
                 if (applyTime2 && applyTime2.length) {
-                    formData.applyStartTime = applyTime2[0]
-                    formData.applyEndTime = applyTime2[1]
+                    formData.applyStartTime = this.normalizeDateTimeSecond(applyTime2[0])
+                    formData.applyEndTime = this.normalizeDateTimeSecond(applyTime2[1])
                     formData.applyTime2 = null
                 }
                 if (time && time.length) {
@@ -684,8 +692,8 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                 formData.activity_type = this.activity_type
                 const {time, applyTime2, plannedDate} = formData
                 if (applyTime2 && applyTime2.length) {
-                    formData.applyStartTime = applyTime2[0]
-                    formData.applyEndTime = applyTime2[1]
+                    formData.applyStartTime = this.normalizeDateTimeSecond(applyTime2[0])
+                    formData.applyEndTime = this.normalizeDateTimeSecond(applyTime2[1])
                     formData.applyTime2 = null
                 }
                 if (time && time.length) {
@@ -729,8 +737,8 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                 formData.activity_type = this.activity_type
                 const {time, applyTime2, plannedDate} = formData
                 if (applyTime2 && applyTime2.length) {
-                    formData.applyStartTime = applyTime2[0]
-                    formData.applyEndTime = applyTime2[1]
+                    formData.applyStartTime = this.normalizeDateTimeSecond(applyTime2[0])
+                    formData.applyEndTime = this.normalizeDateTimeSecond(applyTime2[1])
                     formData.applyTime2 = null
                 }
                 if (time && time.length) {
@@ -807,8 +815,8 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                     formData.activity_type = this.activity_type
                     const {time, applyTime2, plannedDate} = formData
                     if (applyTime2 && applyTime2.length) {
-                        formData.applyStartTime = applyTime2[0]
-                        formData.applyEndTime = applyTime2[1]
+                        formData.applyStartTime = this.normalizeDateTimeSecond(applyTime2[0])
+                        formData.applyEndTime = this.normalizeDateTimeSecond(applyTime2[1])
                         formData.applyTime2 = null
                     }
                     if (time && time.length) {
@@ -963,7 +971,7 @@ const ACTIVITY_CULTURE_APPLY_ACTIVITY = {
                 if (data.billFiles && data.billFiles.length > 0) data.billFiles = JSON.parse(data.billFiles)
                 if (data.photoFiles && data.photoFiles.length > 0) data.photoFiles = JSON.parse(data.photoFiles)
                 if (data.otherFiles && data.otherFiles.length > 0) data.otherFiles = JSON.parse(data.otherFiles)
-                if (data.applyStartTime) data.applyTime2 = [data.applyStartTime, data.applyEndTime]
+                if (data.applyStartTime) data.applyTime2 = [this.normalizeDateTimeSecond(data.applyStartTime), this.normalizeDateTimeSecond(data.applyEndTime)]
                 if (data.startTime) data.time = [data.startTime, data.endTime]
                 if (data.startPlannedDate) data.plannedDate = [data.startPlannedDate, data.endPlannedDate]
                 this.userData = clone(data.tissuePersonList)