Yin Tian Guqin, Nanfeng Guqin, Wuxiantang Guqin, Jiuyi Guqin, etc. The representatives of the workshop piano are Ma Qin, Qinghuige, Jinyun and Sanzhitang. Representatives of traffickers selling Qin are Weiwei Guqin Studio, Intangible Guqin Studio and Puguqin Workshop in Ling Wei District. Some of them are online sales, and even some Tmall points are purchased and sold. Buying a pure raw lacquer guqin must look at the price.