A股赛马概念震荡走强，罗牛山涨近6%，海南橡胶涨超4%，中体产业、珠江钢琴、新华都跟涨。

Group 1 - The A-share horse racing concept is experiencing a strong fluctuation, with notable increases in stock prices [1] - Luoniushan has risen nearly 6%, while Hainan Rubber has increased by over 4% [1] - Other companies such as Zhongti Industry, Zhujiang Piano, and Xinhua Dou are also seeing gains [1]