Shenzhen Cosun Sign Engineering Co.Ltd is one of the leading sign manufacturers and exporters in China, with over 20 years experience in sign industry. COSUN has 15000sqm modern factory and specialized in making all kinds of sign products, Led Channel Letter Sign Metal Letter Sign, Door Sign House Number Sign, Digital Signage Led Light Box, Solar Waste Bin Pylon Sign, Bus Stop Shelter and we supply to customize your brands. ,br>brAs you could know on our site of Alibaba> we are a more than 15 years verified supplier getting more and more trust from our partners and customers, who are from all over the world. With over 15 years international business experience and well understanding of international quality certification system for signage we use the electronic components with CE, UL RoHS certificate, to ensure our signage products safe and reliable.br