港口航运板块拉升，海峡股份盘中创新高

Core Viewpoint - The port and shipping sector experienced a significant rally, with several companies reaching new highs and hitting the daily limit up [1] Group 1: Company Performance - Haixia Co., Ltd. reached an intraday high [1] - Haitong Development hit the daily limit up [1] - Other companies such as Nanjing Port, Antong Holdings, Xiamen Port Authority, China National Ocean Shipping, and Ningbo Ocean Shipping also saw increases [1]