Tengzhou Delifu Casting Materials Co., Ltd., ishami rya FENG ERDA GROUP.Yashinzwe mu 2009, isosiyete ifite abakozi 320 bafite umusaruro wa buri mwaka ingana na miliyoni 660.Hariho imirongo itandatu itanga umusaruro, ibicuruzwa byingenzi ni: (chromium series GB3683-2008) ferrochromium ya karubone nyinshi, ferrochromium ya karubone nkeya, ferrochromium ya micro-karubone, , karuboni nkeya ya ferromanganese, (sisitemu ya inoculant) ferrosilicon inoculant, silicon-barium inoculant, Silicon-Barium-calcium inoculant, (sisitemu ya karubone), inyongeramusaruro ya karubone ishingiye kuri kokiya nibindi.
