????? ????

??+8615340041407

??? ??? Ag ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal powder
- ??: AGP
??: 750

??? ?? ?? Cu ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal powder
- ??: CUP
??: 18

??? ?? ??? Nb ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal powder
- ??: NBP
??: 130

??? ?? ?? Cr ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal
- ??: Cr-2
??: 18

??? ?? ?? ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal powder
- ??: Cr-1
??: ?? ??

??? ???? ? ?? Fe ??
- ???: Minerals & Metallurgy/Other Metals & Metal Products
- ?? ??:
- ???: metal powder
- ??: FEP
??: 18