Xi 'an. Chaohuali green pepper fish is a brand owned by Xi 'an Flower Song Catering Co., Ltd. Xi 'an, referred to as "Gao" for short, was called Chang 'an and Haojing in ancient times. It is the capital of Shaanxi Province, a sub-provincial city, a mega-city and a core city of Guanzhong Plain urban agglomeration, and an important central city in western China confirmed by the State Council.