Shenzhen City Tianci Hongye Lighting Ltd. is located in China's high-tech LED industry base - Shenzhen. We have devoted ourselves to the research and development of new products since founded. Our products include LED bulbs, LED PL lamps, LED tubes, LED R7S, LED AR111 and other commercial lighting products. Five senior engineers, nine intermediate engineers are in our research and development department. One of the senior engineers, Mr. Wang (Wang Ciran) has published books related to ...