Welcome to Dongying ShengYu Metal Product Co., LTD,We are located in Dong Ying city ShangDong China , we are specialized casting manufacturer including tooling ,investment casting,precision machining,surface treatment and assembly. Currently, our investment casting foundry covers an area of 40,000 square meters. There are total 200 workers in our factory, with 159 workers, 5 engineers, 18 QC man, 6 sales person, and 12 management., our company is a large-scale professional investment casting foundry with powerful machining capabilities in China. It consists of 2 major facilities, both steel casting foundry and CNC machining factory which enable us to supply precision casting parts with...