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Suzhou PTC Optical Instrument Co., Ltd. is a national high-tech enterprise specializing in the design and manufacture of glass surface stress meter and automated optical inspection (AOI) equipment. It integrates independent research and development, production, sales and after-sales service. At present, PTC has five wholly-owned subsidiaries such as Shenzhen PTC Vision Technology Co., Ltd.(national high-tech enterprise,software product and software service enterprise) and Suzhou Tianshuo Intelligent Software Co., Ltd. PTC pays attention to standard management and has passed the certification of three major systems: quality management system, intellectual property rights system and credit management system.

Since 2014, PTC has won “Jiangsu Province Private Technology Enterprise”, “Jiangsu Province Science and Technology Small and Medium Enterprise”, “Suzhou Engineering Technology Research Center”, “Kunshan Science and Technology Growth Type “Little Giant” Key Cultivation Enterprise”, “Kunshan City R & D institutions”, "Kunshan City Enterprise Technology Center" and "Kunshan high-tech benchmark enterprise" and other honors.

PTC continuously absorbs high-end technical talents, strengthens cooperation of “production, study and research” with institutes, and continuously improves research and development innovation capabilities and shortens product development cycle. At present, the main products cover glass surface stress meter series, polarized light detection series, machine vision and defect detection series, among which two leading products have been rated as high-tech products of Jiangsu Province and won the Kunshan Science and Technology Progress Award. At the same time, PTC pays attention to intellectual property protection. At present, PTC has applied for more than 200 patents, 3 PCT international patent, 77 authorized patents, including 11 invention patents, 66 utility model patents, and 36 software copyright registrations. The domestic market share of tempered glass surface stress meter products is over 60%.

Adhering to the principle of "People, Trustable, Creative", PTC provides customers with quality products and excellent services, provides employees with a broad space for development and abundance of rewards. PTC is willing to cooperate with all manufacturers and customers to seek common development.

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