A股港口航运板块盘中逆势拉升，国航远洋涨超16%，凤凰航运回封涨停，中远海能、招商轮船、宁波海运、招商南油等均涨超4%。

Core Viewpoint - The A-share port and shipping sector experienced a significant upward movement, with notable gains in various companies, indicating a positive market sentiment in this industry [1] Company Performance - China National Aviation Corporation (国航远洋) saw its stock price increase by over 16% [1] - Phoenix Shipping (凤凰航运) reached its daily limit, closing at a maximum increase [1] - Other companies such as China Ocean Shipping (中远海能), China Merchants Energy Shipping (招商轮船), Ningbo Shipping (宁波海运), and China Merchants South Oil (招商南油) all recorded gains exceeding 4% [1]