Where can I tune the erhu in Nanjing?

Nanjing lebo musical instrument store. Nanjing Laibo Musical Instrument Co., Ltd. (formerly Nanjing Laibo Musical Instrument Co., Ltd.) was established in 2007, located in Nanjing, Jiangsu Province. Is a retail-oriented enterprise, whose business scope includes the sales, installation, maintenance and leasing of musical instruments and supporting equipment and audio equipment.