Consider the strength requirements, some design need to use more than 2 layers glass, such as the laminated glass fin, the stairs, the steps, the roof, even the curtain wall. It’s multiple layers laminated glass.
N95 mask description N95 mask is designed for daily work, travel, tourism which can prevent haze, dust, microbes , pollen and PM2.5 particles. There are five colors: white, black, blue, pink, and gray. The packaging specifications are diversified . The nu
The CE 3 ply medical face masks is normally used for the medical personnel in the operating room, is designed to prevent the spread of dandruff/respiratory tract microorganisms to the open surgical wound and prevent the spread of the body fluids of the pa
Silicone Coffee Cup, can be used with all kinds of coffee cups, drinking glasses etc. It has the functions of heat insulation, insect and dust prevention; according to the principle of air pressure With a strong adsorption function
A tubular pin tumbler lock, also known as a circle pin tumbler lock, radial lock, or the trademark Ace lock popularized by manufacturer Chicago Lock Company since 1933