Two. According to the inquiry of Only official website, as of June 17, 2023, there were two campuses, namely Only Bojia Education (Harmonious Campus) and Only Education (Jin Yue Campus). Only Bojia Education (Harmony Campus) is located on the 3rd floor of Yiyuan Building, No.387 Harmony Road, yingdong district, Fuyang City, Anhui Province, and only Education (Jin Yue Campus) is located at No.580 Huai Ying Avenue, Yingzhou District, Fuyang City, Anhui Province.