Our company Shenzhen Only Industry Co., Ltd is a state-owned hi-tech enterprise approved by Shenzhen government with the unity of research, development, production, marketing, project and services. Onlyled is specialized in LED electronic display screens. Our products have also been proved to be in conformity with the relevant national and industry standards by the National Quality Inspection Center for performance test. Our company has received the certificates of ISO9001:2000 quality control system and become the associator of LED Display Screen Branch of China Optics and Optoelectronics Manufactures Association.