??????

IT?? ??????? ????? ????? ????? ???? ?????? ?????? ????? ???? ??? ???? ???? ????? ???? ???? ?????? ??? ???? ????? ????? ????? ????? ????? ????? ???? ?? ???? ?????? ?????? ?????? ?????? ?????? ?????? ??BVI?? BVI???? ?????? ?????? ?????? ?????? ?????? ?????? ??BVI?? BVI???? ???? ?????? ???????? ???????? ?????? ?????? ?????? ???? ?????? mba ???? ???? wire mesh ????? ????? ????? ????? ????? ????? ???? ???? ?? ?? ??? ???? ????? ?? ?? ?? ?? ???? ????? Beijing Tours Beijing Tours ???? ???? ???? ???? ???? ???? ???? ?? ???? ?? IT?? ???? ???? ???? ???? ????? ????? ????? ????? ???? ???? ???? ???? ??? ???? ????? ?? ???? ?? ???? ?? ???? ?? ???? ?? ???? ?? ???? ???? ???? ?? ??? ????? ??????? ???? ???? ?????? ???? ???? ?????? ?????? ??? ???? ????? ?????? ???? ???? ??? ???? ???? [hhttp://www.shjiankai.com ????] ?? ?? ?? ???? ???? ???? ??? ??? ???? ???? ??? ?? ?? ???? ????? [hhttp://www.welltrend.com.cn/jsym/index.html ???????] ???? ???? ??????? ?????? ????? ???????? ???? [hhttp://www.welltrend.com.cn/duanqi/canada.htm ????] ????? ????? ???? ????? ?????? ?????? ?????? ?????? ???? ???? ???? ????? ????? ???? ???? ???? ???? ???? ???? ?????? ?????? ?????? ?????? ????? ????? ????? ????? ???? ???? ???? ???? ?????? ???????? ?????? ?? ?? ??