Tengzhou Delifu Casting Materials Co., Ltd., e leng lekala la FENG ERDA GROUP.E thehiloe ka 2009, k'hamphani e na le basebetsi ba 320 ba nang le boleng ba selemo le selemo ba li-yuan tse limilione tse 660.Ho na le mela e tšeletseng ea tlhahiso ea othomathiki, lihlahisoa tsa mantlha ke: (chromium series GB3683-2008) high-carbon ferrochromium, low-carbon ferrochromium, micro-carbon ferrochromium, (manganese series GB3795-2006) high-carbon ferromanganese, medium-carbon ferromanganese , carbon ferromanganese e tlaase, (inoculant system) ferrosilicon inoculant, silicon-barium inoculant, Silicon-Barium-calcium inoculant, (carbonizer system), coke-based carbon additive joalo-joalo.
