This kind of tunnel light was made of aluminum alloy.

Guangdong Zhonglong Communications Technology Co., Ltd. (former name: Guangzhou Zhonglong Communications Technology Co., Ltd ) was established in Sept. 2004, one of the member of National Semiconductor Lighting Engineering and Industrial Alliance and the pioneering enterprise to use the LED technology to develop the new generation light source and lamps. We develop and promote new generation of LED lighting resource and lamps basing on the concept of "Green lighting" "comfortable lighting" and "intelligent lighting". After many years of research and development, our company has already achieved many product patents, and got the ISO quality systems certification. Under the well quality system we have LED Tunnel Lamp, LED Ceiling Lamp, LED Road Lamp and linear lamp etc and the indoor lighting products like LED Grille Lamps, LED Wall Lamp, LED Drop Light and LED Tube.