YIGAO LIGHT SOURCE & ELECTRIC APPLIANCE CO.,LTD. is a professional factory of  advertising light source for 12 years. Our popular product is LED module for channel letter, LED full color tube for building, LED open sign, AC/DC transform, LED controller, electronic ballast for light box and so on.
After more than ten years' brandbuilding and products optimization,we launch the new brand "ZHONGSHAN GUANGJIANG PHOTOELECTRICITY CO.,LTD"which have higher gold content in 2011,"GUANGJIANG"will last our enterprise soul and blood line,it will bring you the brand new quality service with more surefooted more professional and more sincere work attitude,we will grow up together with you, your satisfy is the best support and encourage for us