21世纪经济报道·2025-07-21 04:12Core Viewpoint - The article highlights the significant market movements in both A-shares and Hong Kong stocks, driven by the commencement of the Yarlung Tsangpo River downstream hydropower project, which is expected to have a substantial impact on related sectors and companies [1][8]. Group 1: Market Performance - A-shares experienced a collective rise with 3,539 stocks increasing in value, and the trading volume exceeded 1 trillion yuan for the 38th consecutive day, marking an increase of over 50 billion yuan compared to the previous day [1]. - The Hong Kong Hang Seng Index opened above 25,000 points, reaching its highest level since February 2022, with a year-to-date increase of over 24% [2]. Group 2: Sector Performance - The infrastructure sector in A-shares saw a surge, particularly in stocks related to the Yarlung Tsangpo River project, with several companies hitting the daily limit up, including Five New Tunnel Equipment and China Electric Power Construction [3]. - The cement and building materials sector in Hong Kong also experienced significant gains, with Hong Kong Huaxin Cement nearly doubling in value [5]. Group 3: Project Impact - The Yarlung Tsangpo River downstream hydropower project, with a total investment of approximately 1.2 trillion yuan, is expected to significantly boost demand for civil explosives in the region, benefiting companies like High Hope Mining and Guangdong Hongda [8]. - China Electric Power Construction, as a leading player in the hydropower sector with over 65% market share, is projected to secure annual contracts worth approximately 21.8 to 29.1 billion yuan from this project, representing about 1.7% to 2.3% of its new contract value for 2024 [8].