With the desire for the development of the concept of green revolution, more and more national standards and laws and regulations are promulgated and implemented, and the non-environmentally friendly painted 4 x 8 aluminum sheet surface treatment process that brings huge environmental hazards will be gradually replaced. Contact coating agents, nickel-free sealants and other environmentally friendly products.

Huawei has accumulated rich experience in metal surface pretreatment, and has developed more than ten kinds of rolled aluminum plate surface treatment products, including fluorine-free, polishing agent, fluorine-free, degreasing, acid corrosion, alkali corrosion inhibitor, and single-salt coloring. It has a complete and scientific quality management system.