A股免税概念股拉升，中国中免涨超7%

Group 1 - The core viewpoint of the article highlights a significant rise in the duty-free concept stocks in the A-share market, indicating positive market sentiment towards this sector [1] Group 2 - China Duty Free Group saw its stock price increase by over 7% [1] - Dongbai Group's stock reached the daily limit, indicating strong investor interest [1] - Other companies such as Zhongbai Group, Bubugao, and Wangfujing also experienced stock price increases, reflecting a broader trend in the duty-free sector [1]