青岛港：内贸集装箱占比约20%，对业绩贡献较小

Core Viewpoint - Qingdao Port's container business is primarily focused on foreign trade, with domestic trade containers contributing only a small portion to overall performance [1]. Group 1 - Qingdao Port's container business is mainly driven by foreign trade [1]. - The proportion of domestic trade containers in Qingdao Port's throughput is approximately 20% [1]. - The contribution of domestic trade containers to the company's overall performance is minimal [1].