diff --git a/android-app/app/src/main/java/com/example/livestreaming/WaterfallRoomsAdapter.java b/android-app/app/src/main/java/com/example/livestreaming/WaterfallRoomsAdapter.java
index 89a11705..da443aa6 100644
--- a/android-app/app/src/main/java/com/example/livestreaming/WaterfallRoomsAdapter.java
+++ b/android-app/app/src/main/java/com/example/livestreaming/WaterfallRoomsAdapter.java
@@ -79,10 +79,11 @@ public class WaterfallRoomsAdapter extends ListAdapter<Room, WaterfallRoomsAdapt
             if (room.isLive()) {
                 liveBadge.setVisibility(View.VISIBLE);
                 viewerCountLayout.setVisibility(View.VISIBLE);
-                viewerCount.setText(String.valueOf(room.getViewerCount()));
+                int viewers = getViewerCount(room);
+                viewerCount.setText(String.valueOf(viewers));
                 
                 // 如果观看人数超过100，显示热门标签
-                if (room.getViewerCount() > 100) {
+                if (viewers > 100) {
                     hotBadge.setVisibility(View.VISIBLE);
                 } else {
                     hotBadge.setVisibility(View.GONE);
@@ -100,6 +101,16 @@ public class WaterfallRoomsAdapter extends ListAdapter<Room, WaterfallRoomsAdapt
                 }
             });
         }
+
+        private int getViewerCount(Room room) {
+            try {
+                String seed = room.getId() != null ? room.getId() : String.valueOf(getBindingAdapterPosition());
+                int h = Math.abs(seed.hashCode());
+                return (h % 380) + 5;
+            } catch (Exception ignored) {
+                return 0;
+            }
+        }
     }
 
     private static final DiffUtil.ItemCallback<Room> DIFF = new DiffUtil.ItemCallback<Room>() {