In order to further improve the work of installing elevators in existing residential buildings in Tianjin, after refining and summarizing the work of adding elevators in three years in Tianjin, seven departments including the Municipal Commission of Housing and Urban-Rural Development and the Municipal Bureau of Planning and Resources recently revised the Guidance on the Work of Installing Elevators in Existing Residential Buildings in Tianjin. The relevant provisions on the voting method, negotiation and mediation, use and maintenance of elevators installed in existing residential buildings have been revised. It is clear that residential buildings with four or more floors can be equipped with elevators. The revised guidance will be implemented as of March 1, 2023.