???? ????? ???????? ?????? ????? ???????? ???????: ???????? ?????????

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