A股市场2025年半年报披露进程进一步加速。 在8月27日晚间披露2025年半年报的公司中，截至发稿，已有逾30家公司归属于上市公司股东的净利润同比翻倍，其中有公司同比甚至暴增100倍以上。另外，还 有数十家公司2025年上半年归属于上市公司股东的净利润同比扭亏为盈。 逾30家公司上半年利润同比翻倍 8月27日晚间，又有数百家A股上市公司披露2025年半年报，其中多家公司营收或利润增幅惊人，不过这其中部分公司是因为上年同期基数较低的缘故。 数十家公司利润同比扭亏为盈 另外，在8月27日晚间披露2025年半年报的公司中，还有数十家公司2025年上半年归属于上市公司股东的净利润同比扭亏为盈。 比如中邮科技披露的2025年半年报显示，2025年上半年公司营业收入4.34亿元，较上年同期增长12.07%，公司实现归属于上市公司股东的净利润6.95亿元，同比 扭亏为盈。公司表示，主要系信源子公司取得广州市天河区旧厂区土地使用权的处置收益。上述报告期内公司归属于上市公司股东的扣除非经常性损益的净利 润-5517.05万元，主要系行业竞争加剧，毛利率下降影响所致。 资料显示，中邮科技主要从事智能物流系统的研发、设计、制造、 ...

Group 1 - The core viewpoint of the news is that Weisaibo (688718.SH) plans to establish a joint venture with Tianjin Zhihui and Shanghai Zhihui to develop, produce, and sell gas separation membrane products, aiming for strategic cooperation and complementary advantages [1] - The registered capital of the joint venture is 10 million yuan, with Weisaibo contributing 5.1 million yuan (51%), Shanghai Zhihui contributing 1.5 million yuan (15%), and Tianjin Zhihui contributing through intellectual property and expertise (34%) [1] - The investment involves a related party transaction due to the company's executive, Mr. Fan Zhifeng, being the controlling shareholder of Shanghai Zhihui [1] Group 2 - Gas membrane separation technology is characterized by selective permeation through membrane surfaces, offering advantages such as lower capital costs, longer lifespan, and lower energy consumption compared to other gas separation technologies [1] - The gas separation membrane market is experiencing rapid growth driven by energy and chemical demand, global environmental policies, industrial upgrades, and expansion of application fields, with significant potential in the Chinese market [1] - The company has over 20 years of experience in the high-performance roll-type separation membrane field, focusing on R&D and application, and has established a comprehensive innovation system from basic formulation research to industrial production [2] - The joint venture will leverage the technological R&D, market channels, and talent reserves of both parties to enhance product application areas and improve the company's overall competitive strength [2]