DuPont ™ The unique ALICO innovative and environmentally friendly electroplating of hardware, after electroplating, the surface of the hinge is rich in various trace elements such as titanium, zinc, nickel, etc., which significantly improves the durability of the hinge in rust prevention and corrosion resistance. It has been used in production fields such as aerospace, high-end automobiles, military industry, etc., with minimal harm to human health and the environment. This is an environmentally friendly hinge.