???? ????? ????? ?? ????? ???????? ?????? ????? ???????? ???????? ?? HPMC
???????? ?????? ????? ?????? (HPMC) ?? ???? ??????? ????? ?????? ??????? ????????? ?? ???? ?????? ????? ???????????? ??????? ??? ???? ???? ?? ?????? ?????? ???????? ???????? ????????? ???????. ????? ??????? ??????? ?? ????? ???????? ?????? ???????? ??? ????? ???? ????? ?????? ?????????. ????? ?? ????? ??????? ?????? ????? ???????? ????? ?????? ??? ???? ????? ??????? ?? ?? ????? ?????????. ???? ????? ?? ?????? ?????? ??? ????? ?????? ??????? ????? ??? ?????? ??? ????? ?????? ??????? ?? ???? ?????? ???????. ?? ???? ???????? ???? HPMC ???? ????? ?????? ?? ???? ???????? ???????. ???? ?????? ??????? ??????? ?? ????? ????? ???? ?? ????????? ??????? ???????. ???????? ??? ???? ?? ????? ???????? ???? ????? ???????? ????? ?????? ??????? ???????? ?? ???????? ????????? ???????? ????? ???? Zhejiang Haishen New Materials Co.? Ltd. ?????? HPMC ???? ?????? ?????? ?????? ?????????? ???????? ????????.
