国产精品户外野外亚洲大尺度视频_国产欧美高清日韩_欧美精品高清熟妇在线观看_日本在线不卡视频_国产精品嫩草66av_亚洲欧美在线观看高清_女人男人做性全过程视频_亚洲日韩精品乱码_五月丁香综合激情六月久久_18 小泬破白浆流啪啪

Shengyuan is equipped with testing equipment such as Hexagon Brown Sharp three-coordinate measuring machine, Moro laser scanner (made in U.S.A). Its high precision and good stability ensure that different kinds of workpieces can be accurately tested.

The company adheres to the process standards strictly and insist on the quality first principle. Refining on the ability of design and producing technology, continue to integrate international advanced technology to create a first-class brand of global die-casting mould industry.