Win Shine Tech have a plastic injection factory in dongguan city,China. This plastic injection factory have been found on 2003.The business is focus on BOBBIN of TRANSFORMER, and other plastic injection parts. Passed the UL argument (E315110) and ISO9001:2008 quality system demonstration. the sales office of this BU are in AZ,USA and Dongguan, China.
We are dedicated to being your core partner with integrity and honest dealings in all that we do.
Our specialties are in high precision tooling design, tooling fabrication and plastic injection along with plastic injection parts or mechanism parts in association with a wide variety of industry applications in transformer.

We are Bobbin Manufactory, Have full SMD series of BBN box and 700 types box and case, Welcome to trail order.