diff --git a/frontend/index.html b/frontend/index.html
index ed7254d..8c3bee8 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -812,21 +812,6 @@
                         </div>
                     </div>
 
-                    <!-- Trial period details (Read-only reference) -->
-                    <div class="trial-details-section" style="margin-top: 15px; padding-top: 15px; border-top: 1px dashed #eee;">
-                        <h4><i class="fas fa-clock"></i> 试用时间参考</h4>
-                        <div class="form-row">
-                            <div class="form-group">
-                                <label for="editTrialStart">开始时间</label>
-                                <input type="datetime-local" id="editTrialStart" readonly />
-                            </div>
-                            <div class="form-group">
-                                <label for="editTrialEnd">结束时间</label>
-                                <input type="datetime-local" id="editTrialEnd" readonly />
-                            </div>
-                        </div>
-                    </div>
-
                     <div class="form-actions">
                         <button type="submit" class="btn-primary">
                             <i class="fas fa-save"></i>
@@ -1032,7 +1017,7 @@
                         <input type="text" id="trialIntendedProductOther" name="intendedProductOther"
                             placeholder="请输入其他意向产品" style="display: none; margin-top: 8px" />
                     </div>
-                    <div class="form-group">
+                    <div class="form-group" id="trialIsTrialGroup">
                         <label>是否试用</label>
                         <div style="display: flex; gap: 20px; align-items: center">
                             <label style="
@@ -1121,7 +1106,7 @@
                         <label for="editTrialEndTime">结束时间</label>
                         <input type="datetime-local" id="editTrialEndTime" name="endTime" />
                     </div>
-                    <div class="form-group">
+                    <div class="form-group" id="editTrialIsTrialGroup">
                         <label>是否试用</label>
                         <div style="display: flex; gap: 20px; align-items: center">
                             <label style="
diff --git a/frontend/js/trial-periods-page.js b/frontend/js/trial-periods-page.js
index 3e225ee..2f96d70 100644
--- a/frontend/js/trial-periods-page.js
+++ b/frontend/js/trial-periods-page.js
@@ -204,8 +204,9 @@ function setupTrialTimeVisibility() {
     const checkboxes = checkboxGroup.querySelectorAll('input[type="checkbox"]');
     const startTimeGroup = document.getElementById('trialStartTimeGroup');
     const endTimeGroup = document.getElementById('trialEndTimeGroup');
+    const isTrialGroup = document.getElementById('trialIsTrialGroup');
 
-    if (!startTimeGroup || !endTimeGroup) return;
+    if (!startTimeGroup || !endTimeGroup || !isTrialGroup) return;
 
     function updateTimeVisibility() {
         const checkedBoxes = checkboxGroup.querySelectorAll('input[type="checkbox"]:checked');
@@ -216,6 +217,7 @@ function setupTrialTimeVisibility() {
 
         startTimeGroup.style.display = showTimeFields ? 'block' : 'none';
         endTimeGroup.style.display = showTimeFields ? 'block' : 'none';
+        isTrialGroup.style.display = showTimeFields ? 'block' : 'none';
     }
 
     // Add change listener to all checkboxes
@@ -660,14 +662,17 @@ function updateEditTrialTimeFieldsVisibility() {
     
     const startTimeGroup = document.getElementById('editTrialStartTimeGroup');
     const endTimeGroup = document.getElementById('editTrialEndTimeGroup');
+    const isTrialGroup = document.getElementById('editTrialIsTrialGroup');
     
-    if (startTimeGroup && endTimeGroup) {
+    if (startTimeGroup && endTimeGroup && isTrialGroup) {
         if (hasDataLoop) {
             startTimeGroup.style.display = 'block';
             endTimeGroup.style.display = 'block';
+            isTrialGroup.style.display = 'block';
         } else {
             startTimeGroup.style.display = 'none';
             endTimeGroup.style.display = 'none';
+            isTrialGroup.style.display = 'none';
         }
     }
 }