Yingchang in 2014.

1. The Yingchang piano in 2014 uses more durable materials and more advanced manufacturing techniques. The piano has a longer service life and requires less maintenance. Compared with the Yingchang piano in the 1990s The production process is simple, and the materials used are not strong and durable. It is prone to failure of some wearing parts and requires frequent maintenance and replacement.

2. The Yingchang piano in 2014 adopted more advanced piano production technology, and the timbre was more colorful. However, the Yingchang piano in the 1990s had a single timbre and lacked the diversity and variety of modern pianos. richness.