diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsAttendanceCheckServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsAttendanceCheckServiceImpl.java
index d1c51848..dfd4f3df 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsAttendanceCheckServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsAttendanceCheckServiceImpl.java
@@ -386,18 +386,91 @@ public class WmsAttendanceCheckServiceImpl implements IWmsAttendanceCheckService
         if (hasPeriod2) {
             LocalTime p1End = toLocalTime(schedule.getShiftEndTime());
             LocalTime p2Start = toLocalTime(schedule.getShiftStartTime2());
-            LocalTime split = LocalTime.of(
-                (p1End.getHour() + p2Start.getHour()) / 2,
-                (p1End.getMinute() + p2Start.getMinute()) / 2);
+
+            // 按理论时间范围分割：p1End之前、中间区间、p2Start之后
+            List<AttendanceRecords> beforeGap = new ArrayList<>();
+            List<AttendanceRecords> inGap = new ArrayList<>();
+            List<AttendanceRecords> afterGap = new ArrayList<>();
+            for (AttendanceRecords r : records) {
+                LocalTime t = toLocalDateTime(r.getChecktime()).toLocalTime();
+                if (!t.isAfter(p1End)) {
+                    beforeGap.add(r);
+                } else if (!t.isBefore(p2Start)) {
+                    afterGap.add(r);
+                } else {
+                    inGap.add(r);
+                }
+            }
 
             List<AttendanceRecords> p1Records = new ArrayList<>();
             List<AttendanceRecords> p2Records = new ArrayList<>();
-            for (AttendanceRecords r : records) {
-                LocalTime t = toLocalDateTime(r.getChecktime()).toLocalTime();
-                if (t.isBefore(split)) {
-                    p1Records.add(r);
-                } else {
-                    p2Records.add(r);
+            boolean lunchPatternFound = false;
+
+            // 检测[p1End, p2Start]区间内是否有午休打卡（取最远两条判断>10分钟，按最大连续间隔切开）
+            if (inGap.size() >= 2) {
+                LocalDateTime firstInGap = toLocalDateTime(inGap.get(0).getChecktime());
+                LocalDateTime lastInGap = toLocalDateTime(inGap.get(inGap.size() - 1).getChecktime());
+                if (Duration.between(firstInGap, lastInGap).getSeconds() > 600) {
+                    int splitIdx = 0;
+                    long maxGap = 0;
+                    for (int i = 0; i < inGap.size() - 1; i++) {
+                        LocalDateTime t1 = toLocalDateTime(inGap.get(i).getChecktime());
+                        LocalDateTime t2 = toLocalDateTime(inGap.get(i + 1).getChecktime());
+                        long gap = Duration.between(t1, t2).getSeconds();
+                        if (gap > maxGap) {
+                            maxGap = gap;
+                            splitIdx = i;
+                        }
+                        if (gap > 600) {
+                            break;
+                        }
+                    }
+                    p1Records = new ArrayList<>(beforeGap);
+                    p1Records.addAll(inGap.subList(0, splitIdx + 1));
+                    p2Records = new ArrayList<>(inGap.subList(splitIdx + 1, inGap.size()));
+                    p2Records.addAll(afterGap);
+                    lunchPatternFound = true;
+                }
+            }
+
+            // 检测边界：beforeGap最后一条 与 inGap第一条 间隔>10分钟（提前下班+午饭回来）
+            if (!lunchPatternFound && !beforeGap.isEmpty() && !inGap.isEmpty()) {
+                LocalDateTime lastBefore = toLocalDateTime(beforeGap.get(beforeGap.size() - 1).getChecktime());
+                LocalDateTime firstIn = toLocalDateTime(inGap.get(0).getChecktime());
+                if (Duration.between(lastBefore, firstIn).getSeconds() > 600) {
+                    p1Records = new ArrayList<>(beforeGap);
+                    p2Records = new ArrayList<>(inGap);
+                    p2Records.addAll(afterGap);
+                    lunchPatternFound = true;
+                }
+            }
+
+            // 检测边界：inGap最后一条 与 afterGap第一条 间隔>10分钟（午休晚归）
+            if (!lunchPatternFound && !inGap.isEmpty() && !afterGap.isEmpty()) {
+                LocalDateTime lastIn = toLocalDateTime(inGap.get(inGap.size() - 1).getChecktime());
+                LocalDateTime firstAfter = toLocalDateTime(afterGap.get(0).getChecktime());
+                if (Duration.between(lastIn, firstAfter).getSeconds() > 600) {
+                    p1Records = new ArrayList<>(beforeGap);
+                    p1Records.addAll(inGap);
+                    p2Records = new ArrayList<>(afterGap);
+                    lunchPatternFound = true;
+                }
+            }
+
+            if (!lunchPatternFound) {
+                // 没有午休打卡模式，回退原中值法
+                LocalTime split = LocalTime.of(
+                    (p1End.getHour() + p2Start.getHour()) / 2,
+                    (p1End.getMinute() + p2Start.getMinute()) / 2);
+                p1Records = new ArrayList<>();
+                p2Records = new ArrayList<>();
+                for (AttendanceRecords r : records) {
+                    LocalTime t = toLocalDateTime(r.getChecktime()).toLocalTime();
+                    if (t.isBefore(split)) {
+                        p1Records.add(r);
+                    } else {
+                        p2Records.add(r);
+                    }
                 }
             }