The cost varies from place to place. Here are some dance troupes found for you. I hope it works for you. 1. Shanghai Qiu Yan Dance Training Institute-Learn Hip-hop-Workers Cultural Center, Room 202, No.209 Mudanjiang Road, Baoshan District, Shanghai. 2. No.548 1 Hexin Road, Baoshan District, Shanghai (stationmaster of Jiangxi intersection of Tonghe New Village of Metro1Line). 3. No.4 Yuepu, Baoshan District, Shanghai.