GuGu Music 谷谷音乐体验中心 Daily, 10am-9pm, Room 102, B1, Qiangyou Dasha, Bldg 32 Minwangyuan, Dongcheng district (200 meters north of Erhuan Xiaojie Qiao near Lama Temple), 645 2013,
www.gugu123.com. 北京市东城区民旺园32号楼强佑大厦B1层102室 (二环小街桥北200米路东)
https://4allmusic.com/other-countrie...luthiers-china