- Blüthner Piano Group
- 639 people
- China (Hengshui)
The largest piano ensemble consists of 639 participants and was achieved by Blüthner Piano Group (China) in Hengshui, Hebei, China, on 6 October 2018.
Marche Militaire was played twice by 639 participants simultaneously, starting from 16:33 and ending at 16:39.