???? ??????? B62: ???? ???? ?????? ????????? ????????

??????????? ??? ???????? Idndustrys Co.,Ltd. ???? ?????? ????? B62 ????? ?????? ????? ?????? ?? ???? ????? ?????? ?? ??????? ?? ?????? ????? ?? ????????? ????????. ?? ????? ??? ???????? ???? ???????? ???? ????? ?????? ????? ??????? ?????????? ??????? ??????? ?????? ?????? ??????? B62 ?????? ??? ????? ??? ?????? ?????? ????? ?????? ?????? ???? ???? ????? ?? ??????. ???? ?????? ????????? ?? ?????? ??? ????? ?????? ??????????????? ??????? ?????? ?????? ??????? ?? ??????? ??? ?????? ?????????? ??? Shijiazhuang Deye Piping Idndustrys Co.,Ltd. ????? ?????? ?????? ?????? ???? ???? ?????? ???????. ?? ????? ?????? ??????? B62 ?????? ??? ????? ???? ??????? ??????? ?????? ???? ????? ?????? ?? ??? ????? ???? ??????? ????? ???? ???????? ????? ?? ?? ?????? ??????? B62 ??????? ????? Shijiazhuang Deye Piping Idndustrys Co.,Ltd. ?????? ????????? ????????. ???? ??? ?????? ??? ???? ?? ????????? ??? ?????? ???????? ????? ???? ???? ?? ???? ???????