diff --git a/lib/customWidget/ItemWidgetFactory.dart b/lib/customWidget/ItemWidgetFactory.dart
index 09b1028..ae767f5 100644
--- a/lib/customWidget/ItemWidgetFactory.dart
+++ b/lib/customWidget/ItemWidgetFactory.dart
@@ -156,14 +156,14 @@ class ListItemFactory {
                   url,
                   height: imageHeight,
                   width: imageHeight * 3 / 2,
-                  fit: BoxFit.cover,
+                  fit: BoxFit.fill,
                 );
               } else {
                 img = Image.asset(
                   url,
                   height: imageHeight,
                   width: imageHeight * 3 / 2,
-                  fit: BoxFit.cover,
+                  fit: BoxFit.fill,
                 );
               }
               return GestureDetector(
diff --git a/lib/customWidget/promise/promise_page.dart b/lib/customWidget/promise/promise_page.dart
index 42e49d3..488e0ee 100644
--- a/lib/customWidget/promise/promise_page.dart
+++ b/lib/customWidget/promise/promise_page.dart
@@ -94,6 +94,8 @@ class _PromisePageState extends State<PromisePage> {
       context,
       MaterialPageRoute(builder: (c) => MineSignPage()),
     );
+    await NativeOrientation.setPortrait();
+
     if (path != null) {
       setState(() {
         info['FILEPATH'] = path;
@@ -197,14 +199,14 @@ class _PromisePageState extends State<PromisePage> {
         (baseImgPath ?? '') + signImagePath,
         width: 100,
         height: 50,
-        fit: BoxFit.cover,
+        fit: BoxFit.fill,
       );
     } else if (signImagePath.isNotEmpty && File(signImagePath).existsSync()) {
       signPreview = Image.file(
         File(signImagePath),
         width: 100,
         height: 50,
-        fit: BoxFit.cover,
+        fit: BoxFit.fill,
       );
     } else {
       signPreview = const SizedBox.shrink();
diff --git a/lib/pages/home/home_page.dart b/lib/pages/home/home_page.dart
index 36f15f5..5fd1d6c 100644
--- a/lib/pages/home/home_page.dart
+++ b/lib/pages/home/home_page.dart
@@ -201,18 +201,19 @@ class _HomePageState extends State<HomePage> {
     final corppromiseData = await ApiService.checkSafeCorppromise();
     if (corppromiseData['ISSIGN'] == 1) {
       // 承诺
-      CustomAlertDialog.showConfirm(
+      final confirmed = await CustomAlertDialog.showConfirm(
         context,
         title: '温馨提示',
         content: '有未签署的安全承诺，点击确认前往签署',
         force: true,
-        onConfirm: () {
-          Navigator.pushReplacement(
-            context,
-            MaterialPageRoute(builder: (_) => const PromisePage()),
-          );
-        },
+
       );
+      if (confirmed) {
+        Navigator.pushReplacement(
+          context,
+          MaterialPageRoute(builder: (_) => const PromisePage()),
+        );
+      }
       return;
     }
 
diff --git a/lib/pages/home/study/study_detail_page.dart b/lib/pages/home/study/study_detail_page.dart
index 5d62190..0df7a0b 100644
--- a/lib/pages/home/study/study_detail_page.dart
+++ b/lib/pages/home/study/study_detail_page.dart
@@ -255,7 +255,7 @@ class _StudyDetailPageState extends State<StudyDetailPage>
   void _onTimeUpdate() {
     if (_videoController == null || !_videoController!.value.isPlaying) return;
     final curr = _videoController!.value.position;
-    if (!_throttleFlag && (curr - _lastReported).inSeconds >= 5) {
+    if (!_throttleFlag && (curr - _lastReported).inSeconds >= 0) {
       _throttleFlag = true;
       _lastReported = curr;
       _submitPlayTime(
diff --git a/lib/pages/home/tap/item_list_widget.dart b/lib/pages/home/tap/item_list_widget.dart
index e96ddb9..b4bad1a 100644
--- a/lib/pages/home/tap/item_list_widget.dart
+++ b/lib/pages/home/tap/item_list_widget.dart
@@ -704,7 +704,7 @@ class ItemListWidget {
                       '${ApiService.baseImgPath}${imageUrls![index] ?? ''}',
                       width: 80,  // 图片宽度
                       height: 80, // 图片高度
-                      fit: BoxFit.cover,
+                      fit: BoxFit.fill,
                       loadingBuilder: (context, child, loadingProgress) {
                         if (loadingProgress == null) return child;
                         return Container(
diff --git a/lib/pages/home/tap/tabList/special_wrok/MeasuresListWidget.dart b/lib/pages/home/tap/tabList/special_wrok/MeasuresListWidget.dart
index 0d9a28c..68edf23 100644
--- a/lib/pages/home/tap/tabList/special_wrok/MeasuresListWidget.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/MeasuresListWidget.dart
@@ -420,7 +420,7 @@ class OtherMeasuresWidget extends StatelessWidget {
                 '$baseImgPath$path',
                 width: 60,
                 height: 60,
-                fit: BoxFit.cover,
+                fit: BoxFit.fill,
                 errorBuilder: (_, __, ___) => const Icon(Icons.broken_image),
               ),
             ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dh_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/dh_work/SpecialWorkFormBaseWork.dart
index c37367a..18582ca 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dh_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dh_work/SpecialWorkFormBaseWork.dart
@@ -135,7 +135,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -175,7 +175,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dh_work/qtfx_work_detail/hotwork_gas_list.dart b/lib/pages/home/tap/tabList/special_wrok/dh_work/qtfx_work_detail/hotwork_gas_list.dart
index 73a7fb4..eaca1e9 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dh_work/qtfx_work_detail/hotwork_gas_list.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dh_work/qtfx_work_detail/hotwork_gas_list.dart
@@ -109,7 +109,7 @@ class _HotworkGasListState extends State<HotworkGasList> {
                           img,
                           width: 50,
                           height: 30,
-                          fit: BoxFit.cover,
+                          fit: BoxFit.fill,
                         ),
                       );
                     }),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadDetailFormWidget.dart b/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadDetailFormWidget.dart
index 6e15288..4183c8d 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadDetailFormWidget.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadDetailFormWidget.dart
@@ -163,7 +163,7 @@ class _CutroadDetailFormWidgetState extends State<CutroadDetailFormWidget> {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -203,7 +203,7 @@ class _CutroadDetailFormWidgetState extends State<CutroadDetailFormWidget> {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadFormBaseWork.dart
index a40f77e..0f57f3a 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dl_work/CutroadFormBaseWork.dart
@@ -134,7 +134,7 @@ class CutroadFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -174,7 +174,7 @@ class CutroadFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dt_work/BreakgroundDetailFormWidget.dart b/lib/pages/home/tap/tabList/special_wrok/dt_work/BreakgroundDetailFormWidget.dart
index fd6adac..1f3fadf 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dt_work/BreakgroundDetailFormWidget.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dt_work/BreakgroundDetailFormWidget.dart
@@ -170,7 +170,7 @@ class _BreakgroundDetailFormWidgetState
                                           fullUrl,
                                           width: 50,
                                           height: 50,
-                                          fit: BoxFit.cover,
+                                          fit: BoxFit.fill,
                                           errorBuilder:
                                               (_, __, ___) => const Icon(
                                                 Icons.broken_image,
@@ -214,7 +214,7 @@ class _BreakgroundDetailFormWidgetState
                                           fullUrl,
                                           width: imageWidth,
                                           height: imageHeight,
-                                          fit: BoxFit.cover,
+                                          fit: BoxFit.fill,
                                           errorBuilder:
                                               (_, __, ___) => const Icon(
                                                 Icons.broken_image,
@@ -349,7 +349,7 @@ class _BreakgroundDetailFormWidgetState
                     onTap: () {
                       presentOpaque(SingleImageViewer(imageUrl: fullUrl), context);
                     },
-                    child: Image.network(fullUrl, fit: BoxFit.cover),
+                    child: Image.network(fullUrl, fit: BoxFit.fill),
                   ),
                 );
               }),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dt_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/dt_work/SpecialWorkFormBaseWork.dart
index 92d416e..1ce1705 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dt_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dt_work/SpecialWorkFormBaseWork.dart
@@ -135,7 +135,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -175,7 +175,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dz_work/HoistworkDetailFormWidget.dart b/lib/pages/home/tap/tabList/special_wrok/dz_work/HoistworkDetailFormWidget.dart
index 48ab510..80dc9d5 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dz_work/HoistworkDetailFormWidget.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dz_work/HoistworkDetailFormWidget.dart
@@ -165,7 +165,7 @@ class _HoistworkDetailFormWidgetState extends State<HoistWorkDetailFormWidget> {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -205,7 +205,7 @@ class _HoistworkDetailFormWidgetState extends State<HoistWorkDetailFormWidget> {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/dz_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/dz_work/SpecialWorkFormBaseWork.dart
index a3c31ee..329b482 100644
--- a/lib/pages/home/tap/tabList/special_wrok/dz_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/dz_work/SpecialWorkFormBaseWork.dart
@@ -134,7 +134,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -174,7 +174,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/gc_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/gc_work/SpecialWorkFormBaseWork.dart
index 4230ba8..a56beb1 100644
--- a/lib/pages/home/tap/tabList/special_wrok/gc_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/gc_work/SpecialWorkFormBaseWork.dart
@@ -134,7 +134,7 @@ class HighWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -174,7 +174,7 @@ class HighWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/lsyd_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/lsyd_work/SpecialWorkFormBaseWork.dart
index 5ea23bb..5185d14 100644
--- a/lib/pages/home/tap/tabList/special_wrok/lsyd_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/lsyd_work/SpecialWorkFormBaseWork.dart
@@ -135,7 +135,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -175,7 +175,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/lsyd_work/qtfx_work_detail/electricity_gas_list.dart b/lib/pages/home/tap/tabList/special_wrok/lsyd_work/qtfx_work_detail/electricity_gas_list.dart
index 268e9fc..852f82c 100644
--- a/lib/pages/home/tap/tabList/special_wrok/lsyd_work/qtfx_work_detail/electricity_gas_list.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/lsyd_work/qtfx_work_detail/electricity_gas_list.dart
@@ -110,7 +110,7 @@ class _ElectricityGasListState extends State<ElectricityGasList> {
                           img,
                           width: 50,
                           height: 30,
-                          fit: BoxFit.cover,
+                          fit: BoxFit.fill,
                         ),
                       );
                     }),
diff --git a/lib/pages/home/tap/tabList/special_wrok/mbcd_work/BlindboardFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/mbcd_work/BlindboardFormBaseWork.dart
index 7efab0d..aad20d6 100644
--- a/lib/pages/home/tap/tabList/special_wrok/mbcd_work/BlindboardFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/mbcd_work/BlindboardFormBaseWork.dart
@@ -137,7 +137,7 @@ class BlindboardFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -177,7 +177,7 @@ class BlindboardFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/sxkj_work/SpecialWorkFormBaseWork.dart b/lib/pages/home/tap/tabList/special_wrok/sxkj_work/SpecialWorkFormBaseWork.dart
index f05415b..59f53f7 100644
--- a/lib/pages/home/tap/tabList/special_wrok/sxkj_work/SpecialWorkFormBaseWork.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/sxkj_work/SpecialWorkFormBaseWork.dart
@@ -135,7 +135,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                   fullUrl,
                                   width: 50,
                                   height: 50,
-                                  fit: BoxFit.cover,
+                                  fit: BoxFit.fill,
                                   errorBuilder: (_, __, ___) => const Icon(
                                     Icons.broken_image,
                                     size: 40,
@@ -175,7 +175,7 @@ class SpecialWorkFormBaseWork extends StatelessWidget {
                                       fullUrl,
                                       width: imageWidth,
                                       height: imageHeight,
-                                      fit: BoxFit.cover,
+                                      fit: BoxFit.fill,
                                       errorBuilder: (_, __, ___) =>
                                       const Icon(Icons.broken_image, size: 60),
                                     ),
diff --git a/lib/pages/home/tap/tabList/special_wrok/sxkj_work/qtfx_work_detail/spacework_gas_list.dart b/lib/pages/home/tap/tabList/special_wrok/sxkj_work/qtfx_work_detail/spacework_gas_list.dart
index 0d7f000..077bacb 100644
--- a/lib/pages/home/tap/tabList/special_wrok/sxkj_work/qtfx_work_detail/spacework_gas_list.dart
+++ b/lib/pages/home/tap/tabList/special_wrok/sxkj_work/qtfx_work_detail/spacework_gas_list.dart
@@ -111,7 +111,7 @@ class _SpaceworkGasListState extends State<SpaceworkGasList> {
                           img,
                           width: 50,
                           height: 30,
-                          fit: BoxFit.cover,
+                          fit: BoxFit.fill,
                         ),
                       );
                     }),