Legal analysis: The information required for cancellation of business license of self-employed households is as follows: 1. Application for cancellation of registration of individual industrial and commercial households signed by individual operators and managers; 2. If an agency is entrusted, the power of attorney of the enterprise and the identity certificate of the agent (original inspection) shall also be submitted; 3. If the original business license is prepared with the above information, the cancellation of registration of individual industrial and commercial households shall be handled according to the process of application-acceptance-decision-obtaining results: 1. Application: Apply for cancellation of individual industrial and commercial households in official website and Market Supervision Administration, and generate a process number. 2. Acceptance and decision: The accepting personnel shall verify the application materials online within 3 working days and make an acceptance decision. 3. Acceptance result: If it is accepted, the staff will check the relevant information, and then the manager can receive the Notice of Cancellation of Self-employed Persons with the receipt of acceptance. Legal basis: Article 28 of the Measures for the Administration of Tax Registration. If an overseas enterprise contracts construction, installation, assembly, exploration projects and provides labor services within the territory of China, it shall report to the original tax registration authority for cancellation of tax registration with relevant documents and materials within/0/5 days before the project is completed and it leaves the country.