Group 1 - The Yarlung Tsangpo River downstream hydropower project has officially commenced, involving the construction of five cascade power stations with a planned investment of 1.2 trillion RMB [1] - Following the announcement, related A-share concept stocks surged, with the Yarlung Tsangpo hydropower concept sector rising by 12.52% and 11.77% on July 21 and 22, respectively [1] - Major companies such as China Power Construction (601669.SH) and China Energy Engineering (601868.SH) saw their stock prices hit the daily limit for three consecutive days, indicating strong market interest [1][2] Group 2 - Several companies have issued clarifications stating that their business operations are not directly related to the Yarlung Tsangpo hydropower project, including Huajian Group (600629.SH) and Jiangnan Chemical (002226.SZ) [2] - Securities firms have released research reports indicating that the Yarlung Tsangpo hydropower project will create growth opportunities across various sectors, including civil explosives, infrastructure, cement, and energy conversion [2] - Analysts from Huatai Securities noted that the project's high technical difficulty and stringent material standards may lead to a concentration of benefits among leading companies, while the construction timeline could extend to 10-15 years [2] Group 3 - Despite the potential investment opportunities within the Yarlung Tsangpo hydropower industry chain, analysts caution investors to approach the concept with rationality due to the lengthy project construction cycle [3] - The transition from project initiation to actual order conversion into performance may take considerable time, leading to potential disconnection between stock price surges and company fundamentals [3] - Investors are advised to monitor actual order acquisition and performance realization to avoid losses from speculative investments [3]