Legal analysis: The tower crane filing process is:

1. Sign a lease contract;

2. Provide a floor plan of the construction site to determine the location of the tower crane;

3. The installation unit issues the installation plan;

4. Submit the installation plan to the construction party for signature and confirmation;

5. Submit it to the supervisor for signature and confirmation;

6. Submit the project contract property rights registration certificate signed by the construction party and the supervisor to the safety supervision station for signature;

7. Start installation;

8. Safety supervision On-site inspection;

9. Installation completed;

10. Make test report;

11. Equipment activated.

Legal basis: "Construction Law of the People's Republic of China"

Article 26 Units contracting construction projects shall hold qualification certificates obtained in accordance with the law, and shall have Undertake projects within the business scope permitted by the qualification level. Construction companies are prohibited from exceeding the business scope permitted by their qualifications or using the names of other construction companies to undertake projects in any form. Construction enterprises are prohibited from allowing other units or individuals to use the enterprise's qualification certificates and business licenses in any form to undertake projects in the name of the enterprise.