Waterstop steel strip is mainly used for reinforced concrete waterstop steel structure, dams and other large projects, such as tunnels, subways, dams, culverts, construction joints in water conservancy and hydropower projects, high-rise building basements, underground parking lots and other major engineering construction joints. Steel waterstops play an important role in infrastructure projects, underground facilities, tunnels, sewage treatment plants, water conservancy, subways and other projects.