Over the years, Enbon has been offering customers high-quality products and efficient after-sales services with the aim of bringing unlimited benefits for them. led sign board We will do our best to serve customers throughout the whole process from product design, R&D, to delivery. Welcome to contact us for further information about our new product led sign board or our company.The surface treatment of Enbon mainly includes degreasing, anodizing, sandblasting, painting, and laser engraving. It has to go through surface inspection to guarantee burr free.