1. Although the production capacity of the hot-dip galvanized substrate for building materials has the largest capacity, it lacks a good substrate such as non-zinc flower flat hot-dip galvanized steel coils and zinc alloy coated steel coils;
2. The variety and quality of domestic paint cannot fully meet the demand. The high price of imported paint reduces the competitiveness. The plastic film needed for the color film of the film still needs to be imported. It lacks the high-end color that is thick, functional, high-intensity, and rich in color. Coated
3. The product is not standardized enough, resulting in serious waste of resources. There are too many low-capacity units with a capacity of 40,000 tons/year or less. There are problems in the protection of product quality and environmental resources.
4. There are too many newly-built color coating units in the country, far exceeding the market demand, resulting in a low operating rate of many color coating units and even stopping production.