diff --git a/src/game_pages/detail/components/GameInfo/index.tsx b/src/game_pages/detail/components/GameInfo/index.tsx
index 1d2075b..6a967b2 100644
--- a/src/game_pages/detail/components/GameInfo/index.tsx
+++ b/src/game_pages/detail/components/GameInfo/index.tsx
@@ -12,14 +12,28 @@ function genGameLength(startTime: Dayjs, endTime: Dayjs) {
   if (!startTime || !endTime) {
     return "";
   }
-  const hours = endTime.diff(startTime, "hour");
-  if (Math.floor(hours / 24) >= 1) {
-    const leftHours = Math.floor(hours % 24);
-    return `${Math.floor(hours / 24)}天${
-      leftHours !== 0 ? `${leftHours}小时` : ""
-    }`;
+  const totalMinutes = endTime.diff(startTime, "minute");
+  const totalHours = totalMinutes / 60;
+
+  if (totalHours >= 24) {
+    const days = Math.floor(totalHours / 24);
+    const remainingHours = totalHours % 24;
+
+    if (remainingHours === 0) {
+      return `${days}天`;
+    }
+
+    // 保留一位小数
+    const displayHours = parseFloat(remainingHours.toFixed(1));
+    return `${days}天${displayHours}小时`;
   }
-  return `${hours}小时`;
+
+  // 如果是整数小时，不显示小数点
+  if (Number.isInteger(totalHours)) {
+    return `${totalHours}小时`;
+  }
+  // 保留一位小数，去除末尾的0
+  return `${parseFloat(totalHours.toFixed(1))}小时`;
 }
 
 function genGameRange(startTime: Dayjs, endTime: Dayjs) {