Haizhiyin Musical Instrument Store Haizhiyin Musical Instrument Store was established at 200 1, located in Changjiang Middle Road, Hefei City, with a total area of nearly 7,000 square meters. Founded by Mr. Li Biao, a senior tuning lawyer, director of Anhui Examination Office of China Conservatory of Music and secretary general of Anhui Piano Association, it contains Gongqin, which is Hefei Gongqin Mall.