???? ????? HPMC ???????? ?????? ????? ???????? ???? ????

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