legal ground
"Regulations of the People's Republic of China on the Administration of Company Registration" Article 32 Where a company changes its business scope, it shall apply for registration of change within 30 days from the date of making the resolution or decision on change; Where the change of business scope involves projects that must be approved before registration according to laws, administrative regulations or the State Council decisions, it shall apply for registration of change within 30 days from the date of approval by the relevant state departments. If the business scope of the company is subject to approval according to laws, administrative regulations or the State Council's decision, and its license or other approval documents are revoked, or the validity period expires, it shall apply for change of registration within 30 days from the date of expiration of the license or other approval documents, or go through cancellation of registration in accordance with the provisions of Chapter VI of these Regulations.
skill
The above answer is only for the current information combined with my understanding of the law, please refer carefully!
If you still have questions about this issue, I suggest you sort out relevant information and communicate with professionals in detail.