Warning piles Nowadays, more and more road sign piles made of glass steel pipe are used in the sales market. The material used is glass steel anticorrosive composite material, which has no use value to retrieve the application, so it is also anti-theft. The warning lamp has good oxidation resistance... read more
A wide-angle lens is a photographic lens with a focal length shorter than a standard lens, a larger angle of view than a standard lens, a focal length longer than a fisheye lens, and a smaller angle of view than a fisheye lens. There are two types of wide-angle lenses: ordinary wide-angle lenses and... read more
The corner of the wall is mainly made of acrylic, aluminum alloy and other materials, and the base material is bent into a 90-degree contour through hot bending, bending and other processes, so as to protect the corner from collision and scratch. Main categories: acrylic uv printing, screen printing... read more
The rubber speed bump is made of rubber material and its shape is inclined. The colors are usually yellow and black. It is fixed at the intersection with expansion screws. It is a safety device for decelerating vehicles. The scientific name is rubber deceleration ridge, which is designed according t... read more
The structural functions of anti-collision columns (also called lifting columns) or lifting pilings are based on the different needs of different customers. It consists of three parts: lifting column, power transmission device and electrical control system, maintenance method of anti-collision colum... read more