???? ??????? ???????? ?????? DuPont UF ????? ?????? ???????

????? ???? ??????? ?????? DuPont UF ?? ???? Zhuhai Bangmo Technology Co., Ltd. ???? ????? ?? ????????? ?????? ??????? ??? ????? ?????? ????? ????? ???????. ????? ??? ?????? ???????? ??? ????? ????? ??????? ??? ???? ????? ????? ?????? ?????? ??????? ?????????? ??????????? ?? ?????? ??? ??????? ???????? ?? ?????. ???? ???? DuPont UF ?????? ??????? ?????? ?? ?????????? ??? ?? ??? ????? ???? ????????? ????? ???????? ????????? ??????? ???? ????? ?????? ????? ????? ????????? ???????. ???? ?????? ?????? ???????? ??? ??????? ??? ???? ????? ??? ?????? ?????? ????????? ?????? ?????? ?????? ???????. ???????? ?? ???????? ?????????? ?????????? ???????? ????? ???? Zhuhai Bangmo Technology Co., Ltd. ?????? ?? ????? ???????? ????????? ????? ?? ????? ????? ?? ???? ???? ?????? ???????. ?????? ?????? ????? ????? ?? ???? DuPont UF? ???? ??????? ???? ????? ???????? ????? ?????? ????.