???? ?? ???? ????? ????? ETC ??? ????????
?? ???? ?? ???? ???????? ????? ??????? ??????????? ??? ???????? Idndustrys Co.,Ltd. ??? ??? ???????! ?????? ?????? ?? ????? ????? ?????? ?? ?????? ????????? ??? ?? ??? ??? ???? ?????? ?? ?????? ??????? ????????? ??????? ????????? ????????? ??????? ???????? ?????? ???? ?????? ?????? ???? ?????? ???????. ???? ??? ?? ???? ??? ???? ???????? ?????? ???? ?? ????? ????? ????? ????? ???????? ??????? ?????? ?????????? ?? ???????? ??????? ???? ???????? ???? ?? ???? ???????? ???? ?????? ????? ??? ?????? ?????? ????? ??????? ??????????. ???????? ??? ???? ???? ??????? ????? ???? ?????? ?????? ????? ????? ?????????? ??? ???? ????? ??? ????? ???? ??? ??????? ????????? ???? Shijiazhuang Deye Piping Idndustrys Co.,Ltd. ????? ???????? ???????? ?????? ?? ?????? ????? ???? ???? ?? ????? ?????? ???????
