diff --git a/backend-java/src/main/java/com/competition/modules/biz/contest/service/impl/ContestWorkServiceImpl.java b/backend-java/src/main/java/com/competition/modules/biz/contest/service/impl/ContestWorkServiceImpl.java
index dde4a62..6830473 100644
--- a/backend-java/src/main/java/com/competition/modules/biz/contest/service/impl/ContestWorkServiceImpl.java
+++ b/backend-java/src/main/java/com/competition/modules/biz/contest/service/impl/ContestWorkServiceImpl.java
@@ -113,6 +113,7 @@ public class ContestWorkServiceImpl extends ServiceImpl<ContestWorkMapper, BizCo
         work.setStatus("submitted");
         work.setSubmitTime(LocalDateTime.now());
         work.setSubmitterUserId(submitterId);
+        work.setSubmitterAccountNo(registration.getAccountNo());
         work.setPreviewUrl(dto.getPreviewUrl());
         work.setPreviewUrls(dto.getPreviewUrls());
         work.setAiModelMeta(dto.getAiModelMeta());
diff --git a/backend-java/src/main/java/com/competition/modules/biz/review/service/impl/ContestReviewServiceImpl.java b/backend-java/src/main/java/com/competition/modules/biz/review/service/impl/ContestReviewServiceImpl.java
index 552c931..ed5f202 100644
--- a/backend-java/src/main/java/com/competition/modules/biz/review/service/impl/ContestReviewServiceImpl.java
+++ b/backend-java/src/main/java/com/competition/modules/biz/review/service/impl/ContestReviewServiceImpl.java
@@ -6,8 +6,10 @@ import com.competition.common.enums.ErrorCode;
 import com.competition.common.exception.BusinessException;
 import com.competition.common.result.PageResult;
 import com.competition.modules.biz.contest.entity.BizContest;
+import com.competition.modules.biz.contest.entity.BizContestRegistration;
 import com.competition.modules.biz.contest.entity.BizContestWork;
 import com.competition.modules.biz.contest.mapper.ContestMapper;
+import com.competition.modules.biz.contest.mapper.ContestRegistrationMapper;
 import com.competition.modules.biz.contest.mapper.ContestWorkMapper;
 import com.competition.modules.biz.review.dto.CreateScoreDto;
 import com.competition.modules.biz.review.entity.BizContestJudge;
@@ -42,6 +44,7 @@ public class ContestReviewServiceImpl implements IContestReviewService {
     private final ContestJudgeMapper judgeMapper;
     private final ContestWorkMapper workMapper;
     private final ContestMapper contestMapper;
+    private final ContestRegistrationMapper registrationMapper;
     private final ContestReviewRuleMapper reviewRuleMapper;
     private final SysUserMapper sysUserMapper;
 
@@ -377,19 +380,39 @@ public class ContestReviewServiceImpl implements IContestReviewService {
             }
         }
 
+        // 批量查询报名信息，用于补充submitterAccountNo
+        Set<Long> registrationIds = workMap.values().stream()
+                .map(BizContestWork::getRegistrationId)
+                .filter(Objects::nonNull)
+                .collect(Collectors.toSet());
+        Map<Long, String> regAccountMap = new HashMap<>();
+        if (!registrationIds.isEmpty()) {
+            List<BizContestRegistration> registrations = registrationMapper.selectBatchIds(registrationIds);
+            for (BizContestRegistration r : registrations) {
+                regAccountMap.put(r.getId(), r.getAccountNo());
+            }
+        }
+
         // 组装VO并应用筛选
         List<Map<String, Object>> voList = new ArrayList<>();
         for (BizContestWorkJudgeAssignment a : assignments) {
             BizContestWork work = workMap.get(a.getWorkId());
             if (work == null) continue;
 
+            // 优先取作品上的账号，为空则从报名记录补充
+            String submitterAcc = work.getSubmitterAccountNo();
+            if (submitterAcc == null && work.getRegistrationId() != null) {
+                submitterAcc = regAccountMap.get(work.getRegistrationId());
+            }
+
             // workNo筛选
-            if (StringUtils.hasText(workNo) && !work.getWorkNo().contains(workNo)) {
+            if (StringUtils.hasText(workNo) && (work.getWorkNo() == null
+                    || !work.getWorkNo().contains(workNo))) {
                 continue;
             }
             // accountNo筛选
-            if (StringUtils.hasText(accountNo) && work.getSubmitterAccountNo() != null
-                    && !work.getSubmitterAccountNo().contains(accountNo)) {
+            if (StringUtils.hasText(accountNo) && (submitterAcc == null
+                    || !submitterAcc.contains(accountNo))) {
                 continue;
             }
 
@@ -402,7 +425,7 @@ public class ContestReviewServiceImpl implements IContestReviewService {
             map.put("title", work.getTitle());
             map.put("previewUrl", work.getPreviewUrl());
             map.put("previewUrls", work.getPreviewUrls());
-            map.put("submitterAccountNo", work.getSubmitterAccountNo());
+            map.put("submitterAccountNo", submitterAcc);
 
             BizContestWorkScore scoreRecord = scoreMap.get(a.getId());
             if (scoreRecord != null) {