航运概念走强 秦港股份等涨停

Core Viewpoint - The shipping sector has shown strong performance, with notable stock price increases for several companies, indicating a positive trend in the industry [1] Company Performance - Qin Port Co., Ltd. reached the daily limit increase in stock price [1] - Xiamen Port Authority and Dongfang Chuangye also hit the daily limit increase previously [1] - Haitong Development, Xiamen International Trade, and Air China Oceanic have seen significant stock price increases [1]