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The evidence materials that the applicant can submit mainly include:

(1) Materials proving the relevant public’s awareness of the trademark;

(2) Materials proving the trademark Materials on the duration of trademark use, such as the history and scope of use and registration of the trademark. If the trademark is an unregistered trademark, materials proving that the trademark has been used for no less than five years should be provided. If the trademark is a registered trademark, materials proving that it has been registered for no less than three years or has been continuously used for no less than five years should be provided;

(3) Proof of the duration of any publicity work for the trademark , extent and geographical scope, such as the methods, geographical scope, types of publicity media and amount of advertising in the past three years;

(4) Prove that the trademark has been used in China Or materials that are protected records of well-known trademarks in other countries and regions;

(5) Other evidence proving that the trademark is well-known, such as the sales revenue and market share of the main products using the trademark in the past three years Profit rate, net profit, tax amount, sales area and other materials.

If you ask more specific questions, you can give a more detailed answer.