Topunion Hardware and Plastic Co., Limited established on March 2002, located in Guangdong, China.

Topunion was mainly involved in architectural hardware at the beginning.  Since 2015, we has been expanding our services into the marine, new energy, medical, electrical and electronic industries, and providing OEM / ODM solution with innovation development and mass production for global customers. Our products are design and manufacture according to EN/DIN or ANSI internaltional standard.

We cooperate with good reputation brands from North America, European, Middle-East, Australia and other countries over 15 years.


Our Strengths

1. Full range of manufacturing processes, including precision investment casting, die casting, forging, precision machining center, stamping, bending, polishing, plating, assembly etc.,

2. Strictly quality control with enough test equipments and QC resource, which in accordance with ISO9001 and ISO/TS16949 quality system.

3. Strong R & D team with over 10 staffs, providing ODM / OEM solutions in 72 hours.

4, Got lots of products quality certificate, such as 300 hours salt spray test for SUS304 material, EN/ANSI qualification certificate.