1 1 On the afternoon of 26th, Tongguan Roujiamo Association released a letter of apology to the operators of Tongguan Roujiamo nationwide, which wrote: "Previously, our Tongguan Roujiamo Association defended the rights of Tongguan Roujiamo trademark, which brought serious troubles and troubles to the operators of Tongguan Roujiamo. After criticism, correction and help from many media friends, experts and scholars all over the country, we realized our own mistakes, that is, we lost the purpose of the association' Do not forget your initiative mind, serving the operators of Tongguan Chinese hamburger wholeheartedly', and we deeply felt guilty. Here, we sincerely apologize to everyone! "

1 1 February 2 1 day, snack bars with the words "Tongguan Chinese hamburger" in Henan, Guangdong and other cities were accused of trademark infringement. Merchants said that it was an organization in Shaanxi called "Tongguan Chinese Bun Association" that asked them to defend their rights and demanded compensation.