diff --git a/src/views/zhongchou/index.vue b/src/views/zhongchou/index.vue
index 0270754..9b617fa 100644
--- a/src/views/zhongchou/index.vue
+++ b/src/views/zhongchou/index.vue
@@ -199,21 +199,19 @@ async function fetchActivity() {
                     const totalPeople = 1500 // 总人数1500人
                     const currentCount = item.marketCount || 0 // 当前助力人数
 
-                    // 判断是否已达到总人数
+                                       // 判断是否已达到总人数
                     if (currentCount >= totalPeople) {
                         isCompleted.value = true // 设置完成状态
                         usRemainingTime.value = 0 // 设置剩余时间为0
                     } else {
                         isCompleted.value = false
 
-                        // 计算进度百分比 (0-100)
-                        const progressPercent = Math.min((currentCount / totalPeople) * 100, 100)
-
-                        // 根据进度计算剩余时间 (15分钟对应100%进度)
-                        const usedTime = (progressPercent / 100) * 15
-                        const remainingTime = Math.max(0, 15 - usedTime)
-
-                        usRemainingTime.value = Math.round(remainingTime)
+                        // 计算剩余时间 - 初始15分钟，每满100人减少1分钟
+                        const initialTime = 15 // 初始时间15分钟
+                        const hundredsCount = Math.floor(currentCount / 100) // 计算满100的次数
+                        const remainingTime = Math.max(0, initialTime - hundredsCount) // 每满100人减少1分钟
+                        
+                        usRemainingTime.value = remainingTime
                     }
 
                     console.log(`${marketName.value}助力人数: ${currentCount}/${totalPeople}, 进度: ${currentCount >= totalPeople ? '100' : progressPercent.toFixed(1)}%, 剩余时间: ${usRemainingTime.value}分钟, 完成状态: ${isCompleted.value}`)