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

???? ???? Zhuhai Bangmo Technology Co., Ltd. ???? ???? ??????? ?????? ??????? China Cross Flow? ?????? ?????? ???? ?? ?????? ?????? ?????? ??? ????? ????????. ???????? ????? ??????? ?????? ????????? ???? ??? ?????? ??????? ???????? ??????? ?????????? ????????? ??????? ?? ?????? ??? ???? ??????? ???? ?????? ?????? ?????? ???? ???? ??????? ?????? Cross Flow ??? ???? ???? ???? ?????? ???????? ????? ?? ???? ?????? ????? ?? ??????. ???? ?????? ????? ????????? ??? ?? ??????? ??????? ??? ????? ??????? ????????? ???? ?????? ?? ?????? ???? ????? ????? ??? ?????? ??????? ??????????? ??? ??????? ????????? ????? ?? ??????? ?????? ????? ??? ????? ???? ?????? ?????? ???? ?????????? ??? ????? ???????? ?? ????? ?????? ??????. ?? ??????? ??? ????????? ????????? ????? ???? Zhuhai Bangmo Technology Co., Ltd. ?????? ???? ?????? ?????? ???????? ???? ???? ?????????? ???????? ??????? ?? ?????? ???????? ?????. ??? ?????? ??????? ?? ???? ??????? ?????? Cross Flow ????? ??? ?????