Colorthu Lighting Co.,Ltd.(Zhongshan Dinghao Lighting Appliance Factory), established in 2005, set reasearch and development, manufacturing,sales,service in one of industrial company. We have a professional lighting design team of engineer. Using improved manufacturing processes, create those lighting product combined design idea of modern,simple and fashion with superior performance perfectly. Colorthu also accept your OEM order. Welcome to our factory and exhibition hall!