diff --git a/esua-epdc/epdc-module/epdc-api/epdc-api-server/src/main/java/com/elink/esua/epdc/service/impl/AppUserServiceImpl.java b/esua-epdc/epdc-module/epdc-api/epdc-api-server/src/main/java/com/elink/esua/epdc/service/impl/AppUserServiceImpl.java
index 1ae967e4..86f0f918 100644
--- a/esua-epdc/epdc-module/epdc-api/epdc-api-server/src/main/java/com/elink/esua/epdc/service/impl/AppUserServiceImpl.java
+++ b/esua-epdc/epdc-module/epdc-api/epdc-api-server/src/main/java/com/elink/esua/epdc/service/impl/AppUserServiceImpl.java
@@ -887,6 +887,10 @@ public class AppUserServiceImpl implements AppUserService {
                 dto.setVolunteerNickname(volunteerInfoDTO.getData().getVolunteerNickname());
                 dto.setVolunteerSignature(volunteerInfoDTO.getData().getVolunteerSignature());
                 dto.setIntroduce(volunteerInfoDTO.getData().getIntroduce());
+                // 如果用户表的身份证号为空，则尝试使用志愿者表中的身份证
+                if (null == dto.getIdentityNo()) {
+                    dto.setIdentityNo(volunteerInfoDTO.getData().getIdentityNo());
+                }
             }
             if (("0").equals(result.getData().getState())) {
                 dto.setGridId(tokenDto.getGridId());