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Tianjin Gongda Hiyu Solid State Lighting Co., Ltd. (Hiyu), one of the region’s leading LED development companies with a focus on solid state lighting applications, is a high-tech enterprise specialized in R&D, manufacture, and sales Service of solid state lighting.

Hiyu has an Engineering Research Center of High Power Solid State Applications System of Ministry Education, a Municipal Project Engineering Center of Solid State Lighting, and a dynamic research team composed of optical, thermal, electrical, magnetic and mechanical specialists.
The R&D team has participated 8 Chinese national projects such as National 863 Scientific Plans and National Science Foundation, 15 Local Government Scientific Projects in Tianjin, and have achieved multiple Scientific and Technology Honors. At the same time, we possess 65 patents, including 15 patents for invention.

HiYu is a partner of the Climate Group. In 2007, the first and biggest LED Road Lantern Demonstration Project in the world—Tianjin Polytechnic University’s New Campus LED Project was completed by Hiyu. Already Hiyu’s products were on test in New York State in 2009.

Our products include 6 series and a hundred models including: Outdoor LED products, Indoor LED products, LED Displays, LED Auto Lamps, LED Drivers and Intelligent Control Systems. All of these products are produced respecting ISO 9001 Quality Control System, and have achieved American and European certifications.
We are dedicated to research and offer LED products to meet customers’ requirement, and to be a customers’ reliable cooperator.