Nanchang Cemented Carbide LLC(NCC) ndeimwe yemakambani anotungamira muTungsten Carbide munda kuChina. Isu tinotarisa pakugadzirwa kweTungsten chigadzirwa.

Muna Chikunguru 2010, Mutungamiriri weAmerica Barack Obama akasaina “Dodd-Frank Wall Street Reform and Consumer Protection Act” inosanganisira chikamu 1502(b) cheConflict Minerals. Zvinoratidza kuti kutengeswa kwezvimwe zvicherwa, Columbite-Tantalite (Coltan/Tantalum), Cassiterite (Tin), Wolframite (Tungsten) neGoridhe, inonzi Conflict Minerals (3TG), iri kutsigira mari kunetsana kwevanhu muDRC (Democratic). Republic of the Congo) iyo inowanikwa iine mhirizhonga yakanyanyisa, uye kusaziva kodzero dzevanhu.

NCC ikambani ine vashandi vanopfuura mazana matanhatu. Tinogara tichitevera musimboti wekuremekedza nekudzivirira kodzero dzevanhu. Kuti tidzivise bhizinesi redu kuve nechekuita mukunetsana kwezvicherwa takada kuti vatengesi vedu vashandise zvinhu zvakatorwa nenzira yepamutemo. Sezvatinoziva vatengesi vedu vanogara vachipa zvinhu kubva kuChinese Mines yemuno. Ticharamba tichitora basa redu rekukumbira vatengesi kuti vataure kwakabva zvinhu zvine chekuita ne3TG uye nekuona kuti simbi dzinoshandiswa mukugadzira zvigadzirwa zvedu hadzina kupokana.