...

examcloud-exchange-outer-service/src/main/java/cn/com/qmth/examcloud/exchange/outer/service/impl/FaceServiceImpl.java

@@ -77,7 +77,7 @@ public class FaceServiceImpl implements FaceService {
 	public void processFace(Long rootOrgId, String identityNumber, String fileSuffix, File file,
 			String operator) {
 
-		String photoName = "photo" + fileSuffix;
+		String photoName = System.currentTimeMillis() + fileSuffix;
 
 		GetStudentReq req = new GetStudentReq();
 		req.setIdentityNumber(identityNumber);