Dongguan QiangDa precision spring machinery co;ltd was founded in 2009 ,is located at famous manufacture city ---HuMen .it specializes manufacturing machine and the universal is market leader .Our factory focus on quality ,the advanced production ...

NHI has complete facilities for design, test, inspection, measurement and research & exploration system. is equipped with about 5000 sets of various large-scale machines. Some products are exported to more than 80 countries regions in the world. ...