"In Shanghai alone there are more than 100 fast-food restaurants with 'eternal peace' in their name," says Lin Chien-hsiung, who laments that although his firm has the characters yong he fully registered in Taiwan, Hong Kong, Macau, and mainland China, since the company's first fast-food restaurant was opened in 1997 it has been forced to file a non-stop series of lawsuits against trademark infringement.
永和豆漿在台灣、香港、澳門、大陸都有完整註冊，但自從一九九七年開設上海第一家永和豆漿快餐店以來，打擊仿冒的訴訟就不曾停止過。