中韩自贸区板块表现活跃

Group 1 - The core viewpoint of the news highlights the active performance of the China-South Korea Free Trade Zone sector, with notable stock movements [1] Group 2 - Langzi Co., Ltd. reached the daily limit increase in stock price [1] - Other stocks such as Qingdao Kingking, Lianyungang, and Qingdao Port also experienced upward trends [1]