According to Article 23 of China's Price Law, to formulate government-guided prices and government pricing such as public utility prices, public service prices and natural monopoly commodity prices closely related to the people's vital interests, a hearing system should be established, presided over by the government price department, to solicit opinions from consumers, operators and relevant parties and demonstrate its necessity and feasibility.
Hydropower should belong to the above range, and its changes should be heard.