?? ????? ???? RTJ Ends Forged Valve ???? ?????? ?????? ???????

??? ?????? ??????? ?????? RTJ ????? ??? ?????? ???? ?????? ?????? ?????? ???? ???????? ?? ???????. ?? ????? ??? ?????? ?? ??? ???? Shijiazhuang Deye Piping Industry Co., Ltd.? ??? ?? ?????? ????? ????? ?????? ?????? ??????? ??????? ??? ????? ?????? ?????? ??????? ????? ?? ?????????? ??? ?? ????? ???? RTJ ????? ??? ???????? ???? ?????? ????? ?????? ???????? ????? ????? ????????? ????????. ??? ????? ????? ???? ??????? ???? ???? ?? ?????? ??? ??????? ??? ???? ????? ?????? ?? ?????? ????? ???????? ????? ???? ??? ???? ?? ????? ????? ?????? ?? ?????????????? ?? ????? ??????? ??? RTJ ????? ??? ????? ????? ????? ?? ???? ?????? ??????????. ??? ????? ?????? ?????? ??????? ??? ???????? ????????? ????????? ????? ?????? ?????? ??????? ??????? ???????? ?? ?? Shijiazhuang Deye Piping Industry Co., Ltd. ?????? ??? ???? RTJ ???? ?????? ???? ??????? ?????????