?? ???? ??? ??????, ?? ???????? ????. ????? ????? ????? ?- Chinatungsten Online ?????? ???? ?? ?????. Chinatungsten Online ?????? ?? ?????? ???? ?? ?? ?????? ??????? ?? ?????? ?????? ?? ??????. ?????? ?????? ???? ??? ???? ????? ?????? ??????? ??????? ???.

1. ??????? ????

1.1 ?????
??? ???? ?????? ???????? ?? ????? ??????? ????? ?? ???? ???? ?????? ???????? ?????. ????? ?????? ?????? ?????? ?????? ??????? ??? ??? ???, ?? ??? ??????? ????? ??????? ??????? ??? ????, ??? ?????, ??? ????? ???? ???? ??????. ???????? ??? ????????? ?????? ??????? ????? ??????? ?????? ????? ????? ???? ????? ?????. ?????? ?????? ??????? ?????? ?????? ???? ????????? ?? ????? ??? ????? ??????? ?? ????? ?? ??????. ??? ??????? ????? ?? ???? ???? ????? ???? ????, ?? ??????? ????? ???? ?? ????? ??????.

1.2 ???? ???? ???
Chinatungsten Online ???? ??????? ????? ?????? ????? ???????? ??? ????? ???? ?????? ????? ?? ????. ??? ???? ??????? ???? ??????? ?? ?????, ?????? ????? ???? ???? ????? ??? ???????? ???? ????? ?????? ??????? ????? ????? ?? ????? ???? ???. ?? ???? ????? Chinatungsten Online ???? ???? ?? ????, ???? ???? ?? ????? ???.

1.3 ????? ?? ??? ???????? ?????? ?????
?????? ??????, ??????? ?????? ?????? ????? ?? ???? ?????? ??? ????, ??? ?????? ?? ??????? ??????? ??? ???? ????? ??? ??????. ?? ?? ????? ?? ???? ??????? ????. ?? ????? ???? ??? ????? ?????, ??? ??????? ?????? ??????? ???? ????? ???, ????? ????? ??? ?? ????? ????, ??????? ????? ?????. ????? ?????? ????? ?? ?? ?????? ??????? ???? ?????.

2. ?????? ????

??? 1993, ????? Chinatungsten Online ????? ?????? ?????? ?? ????? ??? ??????? ??????? ?????? ????? ?? ??????? ?? ???? ???????? ????????? ?? ??? ????? ????????????. Chinatungsten Online ????? ??????? ???????? ??????? ??????? ??????? ??? ???? ?????. ?????? ????? ????????? ?? ????? ?????? ??? ?????? ??????? ???? ????? ?????? ???????? ??????? ???????.

3. ???????? ????

?? ??? ?????? ??????? ???? ???????, ??????? ???, ??????? ?????????? ?????? ???????????? ??????, ?? ????? ????? ??????? ??????? ?????? ?? ????? ????? ??? ??????? ???? ?????? ??. ??? ?????? ???? ????? ??? ??????? ????? ????? ???? ???? ???? ???, ????? ????? ?????? ?????? ???????, ?????? ?????, ?????? ?????? ??????? ???.

4. ????? ?????

????? ????? ????? ????? ????? ???? ?? ????? ??? ??????? ??????? ????, ???? ?????, ???? ????? ?????. ???? ???? ?? ????? ????? ?????? ?????? ????? ??????. ???? ????? ????? ?????? ???? ????? ?? ???? ????? ??? ??? ???? ???? ????? ?? ?? ??????? ???????, ????? ????? ?????? ?????, ????? ????? ?????? ???? ???????? ?? ??? ????? ??????? ??????? ????.