???? ???? ???? ?????? ?? BSP - ????? ??????? ???????

???? ???? ??????????? ??? ??????? ???????? ???????? ?????? ????? ?? ???????? ???????? ????? ?????? ??????? ????? BSP (?????? ???????? ??????????). ????? ???????? ???????? ????? ????? ????? ?????? ???????? ??? ???? ????? ??????? ????? ????? ?? ????? ?????????. ????? ???????? ???????? ??????? ????? BSP ?? ?????? ?????? ?? ??????? ??? ?? ??? ??????? ???????? ???????? ??????? ????? ???????? ????????? ??? ???? ?????? ?????? ?????? ?????? ?????. ??? ???????? ?????? ????????? ?? ?????? ??? ????? ?????? ??????????????? ?????? ?????? ??????? ??????. ????? ???????? ???????? ???????? BSP ?????? ????? ???? ?????? ???? ??? ?????? ?????? ?????? ?? ???? ??????? ????????. ???? ??????? ??????? ???????? ?????? ?????? ???????? ???? ???????? ??????? ????? ?????? ?? ?????? ????????? ?????? ??????? ??????? ???????? ?? ???? Shijiazhuang Deye Piping Industries Co.? Ltd.? ??? ??????? ?????? ?????? ????? ?? ?????? ?????? ?? ???? BSP ???? ?????????? ??????? ????????? ?????? ????? ????? ????????? ?????? ???????