???? ????? OEM HPMC ???????? ?????? ????? ???????? ?? ??????? ???????

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