【大涨解读】水电：雅下水电工程正式开工，相关投资将超万亿，机构预测这些环节业绩弹性较大

Market Overview - On July 21, sectors such as hydropower, Tibet, civil explosives, cement, steel, and water conservancy experienced a collective surge, with multiple stocks hitting the daily limit up [1] Event Summary - The opening ceremony for the Yarlung Zangbo River downstream hydropower project was held on July 19 in Nyingchi, Tibet, attended by Premier Li Qiang, marking the official commencement of the project [3] - The establishment of China Yajiang Group Co., Ltd. was also announced, aimed at ensuring the smooth construction and operation of the hydropower project [3] Institutional Insights 1) The Yarlung Zangbo River downstream hydropower project will adopt a straightening and tunnel diversion development approach, constructing five cascade power stations with a total investment of approximately 1.2 trillion yuan [4] 2) Major state-owned enterprises in construction and design are expected to benefit significantly, with China Power Construction Corporation handling over 80% of river planning and more than 65% of large and medium-sized hydropower station construction tasks in China [4] 3) Cement demand in Tibet is projected to increase, with an estimated production of 13.1 million tons in 2024 [4] 4) The demand for civil explosives in Tibet is anticipated to rise, with the Yarlung Zangbo River downstream project estimated to require approximately 139,300 tons of explosives [5] 5) The project is expected to have significant investment allocations, with civil engineering costs estimated at 615.7 billion yuan, electromechanical equipment at 307.8 billion yuan, and reservoir compensation fees at 102.6 billion yuan [5]