we produce various kinds of casting ,like carbon steel ,alloy steel , stainless steel and copper precision casting parts. our annually output is over 2500 tons and increasing year after year. presentely,the materials standards can be involved with GB of the state,ASTM&AISI of Germany,JIS of Japan,SS of UK ,xxxxx products are also widely used in mining ,petroleum,ship-building ,train and railway ,auto&motorcycle parts,machinery and power-generating equipments,construction,hardware and so on.