???? ???? Shanghai AD Pipeline Manufacturer ???? ????? ???????? ??????????? ??? ??????? ???????? AD ? ???????? PVC ? ??????? ?????? ? ??????? ???????? CPVC ? ??????? ???????? MPP ? ????????? ???????? PVC ??????? ????? ??? ?????? ????? ? ?????? ????? ???? ?????? PE ? ??????? ??? ????? PVCU ? ??????? ??? ??????? ??? ??????? ?????? ???????? ? ???? AD ? ?????? ????? ?????? PPR ? ?????? ????? ?????? PE ? ?????? ????? ?????? PVCU ? ???? ?????? ????? ???????? ???????? ????????? ??????? ?????? ??????? ????? ????? ????? ???????? ??????????? ? ??? ???? ???? ??? ???? ?? ???? ???? ???????? ??????? ???????? ? ??????? ?????? ?????? ??? ???? ???? ?? ???? ??????? ?????? ?????? ????? ? ???????? ??????? ? ????? ???????? ???????? ? ????? ??????? ? ????? ?????? ????? ? ?????? ?????? ?????? ?????? ??????? ?? ???????? ??????.

????? ?????? ??????? ????? ?????? ?????? AD ?? ???. 999 Kangqiao East Road ? ????? Pudong ??????? ? ????? ??? ?? ??????? AD Building Materials Co. ? Ltd. ? ???? ??? ??? ?????? 17399989993