Our company has a suit of advanced and perfect production test equipment, including automatic equipment with the entrance about 3mm, 5mm 20mm, spring static electricity heat treatment equipment. We have laid firm foundation for ability quality. ...

King Ho Change Co., Ltd. was established in 1995. With the business principles and insistences of our president, Mr. Bell Hsu, company has been growing since. We manufacture series professional bits sets. Our persistence on quality can be seen through ...

Providing all kinds of spring (spiral/ torsion/ tension/ coil/ compression and CNC forming spring).King Cheng has been manufacturing springs for over 30 years. We also provide technical supports innovation continually improvement. Outstanding quality ...