Swancor Advanced Materials (SH:688585) 雪球·2025-07-23 09:20Market Overview - The market experienced a high and then a pullback, with the Shanghai Composite Index briefly surpassing 3600 points, closing slightly up by 0.01%. The Shenzhen Component Index fell by 0.37%, and the ChiNext Index was down by 0.01%. The total market turnover was 1.8984 trillion yuan, a decrease of 30.3 billion yuan from the previous day, with over 4000 stocks declining [1]. Hainan Free Trade Zone - The Hainan Free Trade Zone received positive news regarding its closure date, confirmed for December 18, 2025. This closure will establish a "special area" under customs supervision, allowing for free movement of goods, capital, and personnel with foreign countries, while imposing import taxes on goods from the mainland [6]. - The range of "zero tariff" products is expected to increase significantly from approximately 1900 tax items before the closure to about 6600 tax items afterward, enhancing the attractiveness of Hainan for foreign investment [6]. Stock Performance - The stock of Upwind New Materials faced a significant pullback after achieving 11 consecutive trading limits, closing up by 19.73% but failing to extend its streak. The stock price surged from 7.78 yuan to 57.7 yuan, marking a 641.6% increase over the period [9][10]. - The company is undergoing a change in control, with Zhiyuan Robotics set to acquire a controlling stake through an agreement and tender offer, which has been interpreted as a reverse merger, although the company clarified it does not constitute a major asset restructuring [11]. Yarlung Tsangpo River Project - The Yarlung Tsangpo River downstream hydropower project has a total investment of 1.2 trillion yuan, with an installed capacity of 60-70 million kilowatts and an annual power generation of approximately 300 billion kilowatt-hours, equivalent to three Three Gorges projects. This project is crucial for China's "dual carbon" strategy and energy security [15]. - The construction of this mega project is expected to stimulate demand across various sectors, particularly in geotechnical engineering, explosives, and building materials in the initial phase, with long-term benefits for the power grid and operations sectors as the project progresses [15].