Toughened glass has high transparency, one the color never change. The surrounding part is smooth to protect the screen from being smashed. Installation is very simple and does not produce bubbles. Custom design for the phone, with precise cuts The product is environmentally friendly and pollution-free. Coating of oleophobicity: anti-fingerprint, anti-oil, anti-acid, and anti-alkali. Ultra-thin glass can be treated by toughening under high temperature of 420. High safety coefficient (pasted with bursting disk to prevent glass crack and cullet dropping). Advanced fitting technology of anti-static silica membrane, to make convenience for the fitting and dismantling. High touch sensitivity.