Founded in 2001, Longo Lighting co. Ltd. is specialized in design & manufacture of high quality LED lighting products , and it was first named Hongkong Guoshi Lighting Ltd. Longao have two manufacturing base in Shenzhen & Jiangxi and has a sales office in Hong Kong with total investment of 30 million US dollars. The factory occupies more than 60, 000 square meters has around 500 employees. Our main product lines include LED packing, LED lamp products, LED down light products, LED track light, LED panel and some outdoor products. We have establish a strong R&D center with 30 senior engineers in Asia, our products is focus on both quality and novel design . In order to keep the advance of our LED product, our R&D department are closely cooperating with famous institute in Europe, to explore LED optical , packing and heat diffusing technology, and we got many patents for our LED products. Our efficient production department are supported by 40 sets of Computerized Numerical Control�CNC�machines, 10 set of SMT from Japan, and 20 group of production line.