Legal analysis: The pot cannot be used without a trademark or certificate, because it is a three-no product and has certain safety hazards, so it cannot be used.

Legal basis: "Law of the People's Republic of China and Domestic Product Quality Law" Article 49 Whoever produces or sells products that do not comply with national standards or industry standards that protect human health and personal and property safety shall be subject to Order to stop production and sales, confiscate illegally produced and sold products, and impose a fine of not less than three times the value of the illegally produced and sold products (including sold and unsold products, the same below); Any illegal gains shall be confiscated; if the circumstances are serious, the business license shall be revoked; if a crime is constituted, criminal liability shall be pursued in accordance with the law.