Designer: Cao Youcheng (曹有成); Meng Guang (孟光) 1966, April Resolutely support the American people in their resistance against American imperialist aggression in Vietnam Jianjue zhichi Meiguo renmin fandui Mei diguozhuyi qinlue Yuenan (坚决支持美国人民反对美帝国主义侵略越南)