??? ???? ???? ? ????? ????? ????? ?????? ????????? ??????? ??????: ?? ????? ????? ???????? "???????? ??????? ??? ?????? ??????? ?? ?????? ????? ?????? (PVC-M) ????? ????? ??????? ?????? ????? (T / CPPIA 3-2020)" ?????? ?? ????? 1 ? 2020. ?????? ??? ???? ????? ???? ??????? ? ???? ???? Shanghai AD Building Materials Development Co. ? Ltd. ????? ????? ?? ????? ??????? ????????.

???? ????? ??? ???? ???????? ??????? PVC-M ? ??? "???????? ??????? ??? ?????? ??????? ?? ?????? ????? ?????? (PVC-M) ????? ????? ??????? ?????? ????? (T / CPPIA 3-2020)" ???? ??? ??????? ?????? ? ?????? ???? ????? ?????? ?????? ????? ??????? ???????. ?? ????? ?????? ?????? ??? ??? ???? ?? ????? ????? ????? ???? ???????? ?? ?????. ?????? ????? ?? ????? ???? ???????? ????? ???? ?????? ?????? ??????? ?????? ???????? ??????????? (SAC / TC48 / SC3) ? ???? AD Pipeline ?? ???? ?? ????? ???? ?? 60 ??????? ?????? (???????) ? ???? ????? ????? ????? ???? ???????? ?? ????? ?? ????? ?????.

??????: Hubei AD Building Materials Co. ? Ltd. ? ????? ????? ???????? ? ???? ?????? ?????? ????? ???????? ? ????? ??? ?? ????????! ??????? ???? ???????: 17399989993