Since 1992, Topwin has been producing precision machined parts for laboratory, optical, sensors, motion, medical and aviation devices as well as a wide variety of other parts with very tight tolerances.

Certified with ISO 13485, ISO/TS 16949, ISO 9001, ISO 14001, Topwin can provide CNC precision machining components that satisfied with customer's need in various industries.

http://www.topwin-ind.com.hk/