diff --git a/hz-pm-api/src/main/java/com/hz/pm/api/meeting/entity/dto/ExpertChoseDTO.java b/hz-pm-api/src/main/java/com/hz/pm/api/meeting/entity/dto/ExpertChoseDTO.java
index d49be38..0ce1f2c 100644
--- a/hz-pm-api/src/main/java/com/hz/pm/api/meeting/entity/dto/ExpertChoseDTO.java
+++ b/hz-pm-api/src/main/java/com/hz/pm/api/meeting/entity/dto/ExpertChoseDTO.java
@@ -22,4 +22,8 @@ public class ExpertChoseDTO {
 
     private Integer total;
 
+    public boolean notEmpty() {
+        return total != null && total > 0;
+    }
+
 }
diff --git a/hz-pm-api/src/main/java/com/hz/pm/api/meeting/task/ExpertRandomInviteTask.java b/hz-pm-api/src/main/java/com/hz/pm/api/meeting/task/ExpertRandomInviteTask.java
index a4cde9d..063d973 100644
--- a/hz-pm-api/src/main/java/com/hz/pm/api/meeting/task/ExpertRandomInviteTask.java
+++ b/hz-pm-api/src/main/java/com/hz/pm/api/meeting/task/ExpertRandomInviteTask.java
@@ -4,6 +4,7 @@ import cn.hutool.core.util.ArrayUtil;
 import com.baomidou.mybatisplus.core.conditions.Wrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.hz.pm.api.common.util.SpringContextHolder;
+import com.hz.pm.api.expert.entity.ExpertUserFullInfo;
 import com.hz.pm.api.meeting.builder.ExpertInviteBuilder;
 import com.hz.pm.api.meeting.entity.domain.Meeting;
 import com.hz.pm.api.meeting.entity.domain.MeetingExpert;
@@ -41,13 +42,13 @@ import java.time.Instant;
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.temporal.ChronoUnit;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.stream.Collectors;
 
 
 /**
@@ -274,33 +275,29 @@ public class ExpertRandomInviteTask {
         AtomicInteger notSupportCnt = new AtomicInteger(0);
         LocalDateTime msTime = meeting.getStartTime();
         LocalDateTime meTime = meeting.getStartTime();
-        ruleMap.forEach((ruleId, value) -> {
-            List<MeetingExpert> tmpExperts = meetingExpertService.listExpertLastByMeetingId(meetingId);
-            Map<Long, MeetingExpert> expertMap = CollUtils.listToMap(tmpExperts, MeetingExpert::getExpertId);
+        ruleMap.forEach((ruleId, rule) -> {
+            List<MeetingExpert> newestExperts = meetingExpertService.listExpertLastByMeetingId(meetingId);
             // 统计通知中与同意参加专家数量
-            Map<Long, ExpertCntBO> countMap = countByAttendStatus(expertMap);
+            Map<Long, ExpertCntBO> countMap = expertAttendStatusCount(newestExperts);
             ExpertCntBO cnt = countMap.getOrDefault(ruleId, ExpertCntBO.zeroInit());
             int wouldAttendCnt = cnt.getAgreeCnt() + cnt.getNoticeCnt();
-            if (wouldAttendCnt == value.getCount()) {
-                if (cnt.getAgreeCnt().equals(value.getCount())) {
+            if (wouldAttendCnt == rule.getCount()) {
+                if (cnt.getAgreeCnt().equals(rule.getCount())) {
                     notIgnoreCnt.decrementAndGet();
                 }
                 return;
             }
-            int needInviteCnt = value.getCount() - wouldAttendCnt;
-            ExpertChoseDTO expertChoose = expertInviteManage.expertReplaceByRandomRule(avoidRule, value,
-                    tmpExperts, needInviteCnt, msTime, meTime, tsTime, reInvite);
-
-            if (expertChoose.getTotal() > 0) {
-                List<MeetingExpert> expertMeetings = CollUtils.convert(expertChoose.getExperts(), w -> {
-                    MeetingExpert expert = ExpertInviteBuilder.getExpertByRandom(meetingId, w, ruleId);
-                    expert.setStatus(ExpertAttendStatusEnum.NOTICING.getCode());
-                    return expert;
-                });
+            int needInviteCnt = rule.getCount() - wouldAttendCnt;
+            // 查询可抽取的专家
+            ExpertChoseDTO choseByRule = expertInviteManage.expertReplaceByRandomRule(avoidRule, rule,
+                    newestExperts, needInviteCnt, msTime, meTime, tsTime, reInvite);
+
+            if (choseByRule.notEmpty()) {
+                List<MeetingExpert> choseExperts = buildSaveExpert(meetingId, ruleId, choseByRule.getExperts());
                 // 短信或电话提醒
-                meetingNotifyHelper.notifyExperts(meeting, expertMeetings);
-                log.info("会议：{} 后台抽取专家：{}名", meetingId, expertMeetings.size());
-                meetingExpertService.saveBatch(expertMeetings);
+                meetingNotifyHelper.notifyExperts(meeting, choseExperts);
+                meetingExpertService.saveBatch(choseExperts);
+                log.info("会议：{} 抽取专家：{} 名", meetingId, choseExperts.size());
             } else {
                 // 抽取人数不够
                 notSupportCnt.incrementAndGet();
@@ -324,6 +321,14 @@ public class ExpertRandomInviteTask {
         }
     }
 
+    private static List<MeetingExpert> buildSaveExpert(Long meetingId, Long ruleId, List<ExpertUserFullInfo> expertUsers) {
+        return CollUtils.convert(expertUsers, w -> {
+            MeetingExpert expert = ExpertInviteBuilder.getExpertByRandom(meetingId, w, ruleId);
+            expert.setStatus(ExpertAttendStatusEnum.NOTICING.getCode());
+            return expert;
+        });
+    }
+
     private void killTaskAndDelCacheMeetingId(Long meetingId) {
         cachePlusOps.hDel(cacheKey(meetingId));
         ScheduledFuture<?> future = INVITE_TASK_MAP.get(meetingId);
@@ -344,18 +349,19 @@ public class ExpertRandomInviteTask {
 
     //==================================================================================================================
 
-    private Map<Long, ExpertCntBO> countByAttendStatus(Map<Long, MeetingExpert> expertMap) {
-        Map<Long, ExpertCntBO> cntMap = new HashMap<>(8);
-        expertMap.values().forEach(w -> {
-            Long ruleId = w.getRuleId();
-            ExpertCntBO cnt = cntMap.computeIfAbsent(ruleId, k -> ExpertCntBO.zeroInit());
-            if (ExpertAttendStatusEnum.AGREED.eq(w.getStatus())) {
-                cnt.incrAgreeCnt();
-            } else if (ExpertAttendStatusEnum.NOTICING.eq(w.getStatus())) {
-                cnt.incrNoticeCnt();
-            }
-        });
-        return cntMap;
+    private static Map<Long, ExpertCntBO> expertAttendStatusCount(List<MeetingExpert> experts) {
+        return experts.stream().collect(Collectors.groupingBy(MeetingExpert::getRuleId,
+                Collectors.collectingAndThen(Collectors.toList(), w -> {
+                    ExpertCntBO cnt = ExpertCntBO.zeroInit();
+                    for (MeetingExpert expert : w) {
+                        if (ExpertAttendStatusEnum.AGREED.eq(expert.getStatus())) {
+                            cnt.incrAgreeCnt();
+                        } else if (ExpertAttendStatusEnum.NOTICING.eq(expert.getStatus())) {
+                            cnt.incrNoticeCnt();
+                        }
+                    }
+                    return cnt;
+                })));
     }
 
     @Data