Founded in 2005 and headquartered in Zhongshan, Guangdong, Union-Optech specializes in optical imaging, optical display, and optical sensing technologies. As a specialist manufacturer of precision optical lenses and assemblies, the company delivers integrated optical solutions that empower innovation across industries. In 2017, Union-Optech was successfully listed on the Growth Enterprise Market of the Shenzhen Stock Exchange (Stock Code: 300691), marking a significant milestone in its development as a trusted optical technology enterprise.
Currently, the company holds over 1,000 patents and has more than 3,000 employees, including over 600 R&D professionals. It operates 10 R&D centers worldwide and its factory area covers 282,000 square meters.
Union-Optech’s products are widely used in smart IoT, video conferencing, intelligent driving, laser projection, AR/VR, unmanned systems, and other fields. The company has become a trusted partner of many globally renowned enterprises.
ISO 9001:2015
ISO 14001:2015
ISO 45001:2018
Phase I Headquarters Campus 56,000 m²
Phase II Headquarters Campus 26,000 m²
Banfu Industrial Campus 240,000 m²
Thailand Overseas Factory 14,800 m²
Union-Optech invested 110 million RMB to build the Xiwan Optical Research Institute. It is located in the Torch Development Zone, Zhongshan, Guangdong Province, covering an area of 18,789 m².
| R&D Area | R&D Topics |
| Optical Component Technology | Mechanical components, plastic lenses, and glass precision processing technology |
| Automation Technology | Proprietary high-magnification MTF development technology |
| Special Component Research | Study on temperature drift characteristics; research on high-temperature resistant adhesives, greases, etc. |
| New Material Research | Compound eye lens materials, freeform optics and coating materials, etc. |
| Professional Optical Testing Laboratory (can be adjusted according to customer requirements) |  |
Recognized for its technological strength, R&D excellence, and manufacturing capabilities, Union-Optech has earned over 30 awards and certifications, including the national Intellectual Property Advantage Enterprise title.
With innovation at its core, Union-Optech focuses on advanced optical technologies and currently holds 1,400 patents, including 700 core patents, 100 invention patents, 500 utility models, as well as 12 U.S. and 1 Japanese invention patents.
Union-Optech Co., Ltd. established in Zhongshan
Factory began operations and launched independent R&D
Started production of molds, injection parts, and aspheric lenses
Phase I of headquarters campus put into operation
Set up manufacturing company and expanded overseas projects
Restructured and renamed Zhongshan Union-Optech Technology Co., Ltd.
Founded Union-Optech Research Institute Co., Ltd.
Listed on the Growth Enterprise Market of the Shenzhen Stock Exchange
Launched R&D and production of optical display and sensing technologies
Expanded automotive optics business and entered the new energy sector
Banfu Campus officially started operation
Established Xiwan Optical Research Institute Co., Ltd.
Opened Thailand factory and put Xiwan Optical Research Institute into operation
Discuss your project needs with our engineers and explore how Union Optech can provide tailored optical solutions with proven precision and reliability.
Stock code 
