Of late days, the new high durable products test of fluorocarbon Color-Coated board unit in cold-rolling factory of Bayi Iron and Steel Co., Ltd. under  Baosteel Group got success. The warranty period is over twice of the ordinary polyester products. It also fills the blank of no high-end products of color- coated board in the company. In the future, the production line of color-coated board can produce high-end products according to the need of clients.