The material of the anti-collision handrail has been upgraded from conventional PVC to an antibacterial resin, and the inner lining of the standard aluminum alloy profile has been replaced with an oxidized aluminum alloy profile. The antibacterial coefficient is over 99% against E. coli and over 99% against Staphylococcus aureus. This includes anti-collision handrails in Nanjing, Jiangsu, and barrier-free handrails in Hefei, Anhui...