??? ????? ?????? HPMC - ?????? ???? OEM ?????? ?????????

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