Tengzhou Delifu Casting Materials Co., Ltd., he apiti o FENG ERDA GROUP.Kua whakapumautia i roto i te 2009, kei te kamupene 320 nga kaimahi me te uara whakaputa a-tau o 660 miriona yuan.E ono nga raina whakaputa aunoa, ko nga hua matua ko: (raupapa chromium GB3683-2008) ferrochromium waro teitei, ferrochromium iti-wao, ferrochromium micro-carbon, (raupapa konupora GB3795-2006) ferromanganese waro teitei, ferromanganese waro-waea , iti-carbon ferromanganese, (pūnaha inoculant) ferrosilicon inoculant, silicon-barium inoculant, Silicon-Barium-calcium inoculant, (carbonizer system), coke-based carbon additive and so on.