Group 1 - The A-share market in China showed overall stability on August 21, with major indices experiencing mixed performance. The Shanghai Composite Index rose slightly, reaching a ten-year closing high at 3771 points, with a gain of 0.13% [1] - The Shenzhen Component Index closed at 11919 points, down 0.06%, while the ChiNext Index fell by 0.47% to 2595 points. The total trading volume in the Shanghai and Shenzhen markets was approximately 242.41 billion yuan, marking the seventh consecutive trading day above 200 billion yuan, an increase of about 15.8 billion yuan compared to the previous trading day [1] - Analysts noted that after the Shanghai Composite Index broke through 3700 points, the A-share market has entered a period of consolidation. Factors contributing to this include profit-taking by some investors and the upcoming intensive disclosure of semi-annual reports, which may put stock prices under performance scrutiny [1] Group 2 - A breakthrough was achieved by the Hainan University Marine Clean Energy Innovation Team in the field of direct catalytic conversion of methane. They developed a new catalytic system that can efficiently convert gaseous methane into high-value liquid fuel methanol with nearly 100% selectivity under mild conditions [2] - This technology provides a core solution with independent intellectual property rights for the on-site conversion and efficient utilization of natural gas hydrate resources, commonly known as combustible ice [2]
沪指周四收报3771点 可燃冰板块走强