Hypochlorosus acid as an anti-epidemic disinfectant for the new coronavirus (Covid-19) is officially certified by the China Centers for Disease Control and Prevention and recommended by the Shanghai Municipal Center for Disease Control and Prevention in t
The detection platform has a large area, and the spring is the main part, and the demand is huge. It is strictly required that the springs have the same verticality, same height and long life. By simultaneously compressing the spring reflected on the ther