Yunhai Machinery Co., Ltd

Keywords :

Screw Milling Machine

Ningbo Economic-Technical Development Zone Yunhai Machinery Co., LTD was established over 20 years, we are producing a variety of screws for sewing machine; mobile phone; wristwatchs; computer/laptop and all of minitype and nonstandard hardware components for electronic industry. We are keep to purchasing all of advanced equipments. also to increasing our   technics and quality of our productions. Maintaining good reputation and rapid lead-time. We get support and trust from all the customers.   The double-knife slot machine without burr was developed by our own R&D department based on customer's inquiry with good performance according to market feedback since 2005. It has loved by people and find a rapid way for bolt and nut with bur after been notch while this kind of machine to the market in 2005. This is unique high technologic invention in China. So We had two patents based on this invent in 2007: one is invent patent (ZL 2006 1 0092061.0) and another one is n