Detailed Product Description 1, The cabinet processing more method of galvanized coating, cooling-plate and Spraying plastic etc. The driver board have preservative treatment (anticorrosion, dustproof, spray, waterproof, anti-static) ,with long life and durable. 2, The screen box can choose more color such as black, gray, ivory etc.(the same only black or white)3 Display board adopt U steel, and ...