PTC is a professional IC design company headquartered in Taipei, Taiwan with branch offices in Hsin-Chu (Taiwan), Shenzhen (China), and Torrance (USA). PTC was listed on the...
Shenzhen Ledfriend Optoelectronics Co., Ltd. was established in April, 2007. It is a high-tech company specialized in the R & D, production and sales of LED constant current power...
We are a global provider in LED lighting, Data communication, and Photovoltaic industry delivering innovative products, services, and solutions. With over 25 years of...
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