1 has a long history. Zhujiang Piano is a well-known piano brand in China, which was founded in 1956, while the latter was founded in 1984, and its strength is not as good as Zhujiang Piano.

2. The sound quality of the former Kadansha Qin is excellent and perfect, while the latter has a uniform and coherent range, but compared with the Pearl River Qin, the sound quality is still not as good as that of the Pearl River Qin. Zhujiang Piano was founded in 1956. Cardanza Piano was founded in 1984.