免税板块走弱，海汽集团触及跌停

Core Viewpoint - The duty-free sector is experiencing a downturn, with Haikou Group hitting the daily limit down, and other companies such as Caesar Travel, Lingnan Holdings, Hainan Expressway, Dongbai Group, Hainan Airport, and Hainan Development also following suit [1] Company Summary - Haikou Group has reached its daily limit down, indicating significant market pressure [1] - Caesar Travel, Lingnan Holdings, Hainan Expressway, Dongbai Group, Hainan Airport, and Hainan Development are all experiencing declines in stock performance, reflecting a broader trend in the duty-free sector [1]