diff --git a/src/main/java/org/springblade/modules/martial/controller/MartialRegistrationOrderController.java b/src/main/java/org/springblade/modules/martial/controller/MartialRegistrationOrderController.java
index d6a914e..772b2f6 100644
--- a/src/main/java/org/springblade/modules/martial/controller/MartialRegistrationOrderController.java
+++ b/src/main/java/org/springblade/modules/martial/controller/MartialRegistrationOrderController.java
@@ -167,27 +167,46 @@ public class MartialRegistrationOrderController extends BladeController {
 				
 				// Create a record for each project
 				for (Long projectId : projectIds) {
-					MartialAthlete newRecord = new MartialAthlete();
-					newRecord.setOrderId(orderId);
-					newRecord.setCompetitionId(dto.getCompetitionId());
-					newRecord.setProjectId(projectId);
-					newRecord.setPlayerName(existingAthlete.getPlayerName());
-					newRecord.setGender(existingAthlete.getGender());
-					newRecord.setIdCard(existingAthlete.getIdCard());
-					newRecord.setIdCardType(existingAthlete.getIdCardType());
-					newRecord.setContactPhone(existingAthlete.getContactPhone());
-					newRecord.setOrganization(existingAthlete.getOrganization());
-					newRecord.setTeamName(existingAthlete.getTeamName());
-					newRecord.setRegistrationStatus(1);
-					newRecord.setCompetitionStatus(0);
-					newRecord.setCreateUser(AuthUtil.getUserId());
-					newRecord.setCreateTime(new java.util.Date());
-					newRecord.setTenantId("000000");
-					newRecord.setIsDeleted(0);
-					newRecord.setStatus(1);
+					// Check if record already exists for this athlete + competition + project
+					LambdaQueryWrapper<MartialAthlete> checkWrapper = new LambdaQueryWrapper<>();
+					checkWrapper.eq(MartialAthlete::getCompetitionId, dto.getCompetitionId())
+						.eq(MartialAthlete::getProjectId, projectId)
+						.eq(MartialAthlete::getIdCard, existingAthlete.getIdCard())
+						.eq(MartialAthlete::getIsDeleted, 0);
+					MartialAthlete existingRecord = athleteService.getOne(checkWrapper, false);
 					
-					athleteService.save(newRecord);
-					log.info("创建选手参赛记录: playerName={}, projectId={}", existingAthlete.getPlayerName(), projectId);
+					if (existingRecord != null) {
+						// Update existing record with order info
+						existingRecord.setOrderId(orderId);
+						existingRecord.setRegistrationStatus(1);
+						existingRecord.setUpdateUser(AuthUtil.getUserId());
+						existingRecord.setUpdateTime(new java.util.Date());
+						athleteService.updateById(existingRecord);
+						log.info("更新已存在的选手参赛记录: playerName={}, projectId={}", existingAthlete.getPlayerName(), projectId);
+					} else {
+						// Create new record
+						MartialAthlete newRecord = new MartialAthlete();
+						newRecord.setOrderId(orderId);
+						newRecord.setCompetitionId(dto.getCompetitionId());
+						newRecord.setProjectId(projectId);
+						newRecord.setPlayerName(existingAthlete.getPlayerName());
+						newRecord.setGender(existingAthlete.getGender());
+						newRecord.setIdCard(existingAthlete.getIdCard());
+						newRecord.setIdCardType(existingAthlete.getIdCardType());
+						newRecord.setContactPhone(existingAthlete.getContactPhone());
+						newRecord.setOrganization(existingAthlete.getOrganization());
+						newRecord.setTeamName(existingAthlete.getTeamName());
+						newRecord.setRegistrationStatus(1);
+						newRecord.setCompetitionStatus(0);
+						newRecord.setCreateUser(AuthUtil.getUserId());
+						newRecord.setCreateTime(new java.util.Date());
+						newRecord.setTenantId("000000");
+						newRecord.setIsDeleted(0);
+						newRecord.setStatus(1);
+						
+						athleteService.save(newRecord);
+						log.info("创建选手参赛记录: playerName={}, projectId={}", existingAthlete.getPlayerName(), projectId);
+					}
 				}
 			}
 		}