diff --git a/op-modules/op-energy/src/main/java/com/op/energy/base/utils/DateUtils.java b/op-modules/op-energy/src/main/java/com/op/energy/base/utils/DateUtils.java
index f966ef1b2..61beaed30 100644
--- a/op-modules/op-energy/src/main/java/com/op/energy/base/utils/DateUtils.java
+++ b/op-modules/op-energy/src/main/java/com/op/energy/base/utils/DateUtils.java
@@ -331,7 +331,14 @@ public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
         resultMap.put("lastMonthEnd", now.withDayOfMonth(1).minusDays(1).with(LocalTime.MAX).format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
         // 去年的开始和结束时间
         resultMap.put("lastYearStart", now.minusYears(1).withDayOfYear(1).with(LocalTime.MIN).format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
-        resultMap.put("lastYearEnd", now.minusYears(1).withDayOfYear(lastYear.minusYears(1).lengthOfYear()).with(LocalTime.MAX).format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+        String lastYearEnd = now.minusYears(1)
+                // 修正：用lastYear.lengthOfYear()获取去年的总天数，定位到去年最后一天
+                .withDayOfYear(lastYear.lengthOfYear())
+                // 设置为当天最后一刻
+                .with(LocalTime.MAX)
+                // 格式化为指定字符串（会自动截断纳秒，只保留到秒）
+                .format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
+        resultMap.put("lastYearEnd", lastYearEnd);
         // 去年当月的开始和结束时间
         LocalDateTime nowNew = LocalDateTime.now();
         LocalDate lastYearMonth = LocalDate.now().minusYears(1).withMonth(nowNew.getMonthValue());