Shenzhen City Extension spectrum gifted Granville Optoelectronics Co., Ltd. is a UV light, infrared light areas of production and sales of integrated technology entities, with a negative sense of responsibility and sense of innovation with technology R & D team and capable sales team, as well as timely service personnel, although a late start, but the industry has been established in the UV has a place. UV light, infrared light (IR light), UV machine, UV machine parts, water-cooled UV systems, air-cooled UV systems, UV shutter shade, UV distribution system, distribution system IR, UV technical guidance and counseling, all imports of UV lamp, Philips infrared lamp, Heraeus infrared lamps made, UV system maintenance and installation, printer repair and finishing circuit, ordered the German .. (more>>)