Legal analysis: The following materials can be used as evidence to prove that a trademark is well-known: (1) Relevant materials that prove the relevant public’s awareness of the trademark; (2) Relevant materials that prove the duration of use of the trademark, including Relevant materials on the history and scope of use and registration of the trademark; (3) Relevant materials proving the duration, extent and geographical scope of any publicity work for the trademark, etc.

Legal basis: "Trademark Law of the People's Republic of China" Article 6 For goods that must use a registered trademark according to laws and administrative regulations, you must apply for trademark registration. If the registration is not approved, it shall not be sold in the market. Sale.