WANGUAN (China)
Metaltek International Inc (US)
Ningbo Jiwei Melt Mould Castings CO. LTD (China)
Taizhou Xinyu Precision Manufacture CO. LTD (China)
Dongfeng Precision Casting CO. LTD. (China)
Dongying Gia Young Precision Metal CO. LTD (China)
RLM Industries
INC (US)
IMPRO Precision Industries Limited (Hong Kong)
Milwaukee Precision Casting
INC (US),?Zollern GMBH & CO. KG (Germany)
CIREX (The Netherlands)
Precision Castparts CORP (US)
and Alcoa Corporation (US).