No, you need a copy of the advertising invoice, which must be in color. It is best to spend more than 7 million on advertising. And regional advertising investment certificate. It is impossible to have an invoice alone, and this item accounts for a lot of points. There are several ways to identify well-known trademarks in China, and case law is the most suitable for enterprises. Because there is no need for actual advertising proof, because infringement cases are the best market influence, and at the same time there is a cause of action for identifying well-known trademarks. If a well-known trademark is identified due to the cause of action, the certificate that the trademark has the strength of a well-known trademark shall be submitted. This case just achieved these points.