Zhanqian Street. According to Baidu map, Chifeng abacus mental arithmetic training course is located in Yanlong comprehensive building in the middle section of Huayuan Road, Zhanqian Street, Hongshan District, Chifeng City. The legal representative is Gu Jinhong, whose business scope includes quick calculation, speech and eloquence, calligraphy, drama performance, mental arithmetic, art and comprehensive practical activities.