Infringement of trademark rights. According to the query on the Chinese government website, using a trademark that is similar to its registered trademark on the same product without the permission of the trademark registrant, or using a trademark that is the same or similar to its registered trademark on similar products, which is likely to cause confusion, is an infringement of registration. Trademark exclusive rights. The State Grid logo refers to the State Grid Corporation of China system LOGO and cannot be used without the authorization of the State Grid Corporation of China.