Longhua Optical Co., Ltd. is a research and development, production, sales of professional manufacturers of photovoltaic products. The main products are as follows: Article lamp series; high-power series (1W, 3W, 5W, 10W, 30W, 50W, 100W, etc.); fluorescent tubes;out door color display screen; module; SMD LED Series (5050,3528,1210, 1206,0805,0603, etc.) wide-band series of light-emitting diode (highlight a variety of red, yellow, blue, green, white, violet diode); PIN infrared emission series (370,850,940, etc.); receiver series (various control infrared receiver to receive the first) and a variety of specifications for digital tube series. Products are widely used in lighting, monitoring, remote control, a variety of traffic lights,out door color display screen ,a variety of toys and decorative lighting and other fields.