28 ?????? 2020 /????? ????? ??????? ???????/???? ??? ????? ????? ?????? ???? ??? ??? ??? 16.07 ????? ?? ?? ??????? ????? ????? ????? ???????. ????? ??? ??? ????? 150 ????? ?????? 4300 ??? ??? ??? ????? ?????? ????? ???? ???? ????? ???????? ??? ????.
?? ????? ??? ????? ?? ??? ???? ????? ???????? ??????? ??????? ??????? ( China Railway Construction Heavy Industry Group ) ??????? ?????? ?????? ??? ???? ?????? ??????? (China Railway 14th Bureau Group ). ??? ????? ?????? ???? ???? ???? ???? ????? ?? ????? ??? ??? ??? ??? ???? ????? ?? ??? 16 ?????. ????? ??? ????? ??? "???????"? ??????? ?? ????? ????? ???? ?????? ???????? ???? ???? ??? ?????? ?? ??????.