Legal analysis: If you only sell one or two jade articles, I am not engaged in business, and it is not illegal to apply for a business license. You can safely sell them.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 595 A sales contract is a contract in which the seller transfers the ownership of the subject matter to the buyer and the buyer pays the price.

Article 596 The contents of a sales contract generally include terms such as name, quantity, quality, price, time limit for performance, place and method of performance, packing method, inspection standard and method, settlement method, contract terms and their effects.