China Chengxin International Credit Rating Co.,Ltd.




                                                                                      2021]539




                                                                                                               2021

6



    2021      7        10



                     2021           7      9




                                                 2         SOHO5
            100010           8610   6642 8877        8610 6642 6100
       Building 5, Galaxy SOHO, No.2 Nanzhuganhutong,ChaoyangmenneiAvenue,
       DongchengDistrict,Beijing, 100010