Core Insights - The hydropower auxiliary control system independently developed by China has officially been put into operation at the Huaneng Xiaowan Hydropower Station on the Lancang River, marking a significant milestone in the complete domestic production of hydropower infrastructure from "core" to "overall" [1] Summary by Categories Domestic Production - The entire control system of the hydropower station consists of four core control systems and auxiliary control systems, which are crucial for ensuring the safety and stability of the units and the power grid [1] - Previously, key components of the core and auxiliary control systems relied heavily on imports; however, the Huaneng Xiaowan Hydropower Station has achieved full domestic production of auxiliary control systems, including oil, gas, water, gates, and lighting [1] Technological Innovation - The expansion of domestic production from the "core" of the hydropower station to the entire station represents a major technological innovation, with 59 significant technological innovations achieved, of which 20 key technologies fill domestic gaps [1] - This advancement is expected to promote the long-term safe and stable operation of infrastructure in China's hydropower sector [1]

Core Viewpoint - The successful operation of the domestically developed hydropower auxiliary control system at the Huaneng Xiaowan Hydropower Station marks a significant milestone in achieving complete domestic control systems for hydropower infrastructure in China [1] Group 1: Domestic Development - The hydropower station's control system consists of four core control systems and auxiliary control systems, which are crucial for ensuring the safety and stability of the units and the power grid [1] - Previously, key components of the core and auxiliary control systems were heavily reliant on imports; the Xiaowan Hydropower Station has achieved full domestic production of these systems [1] Group 2: Technological Innovation - The expansion of domestic production from the "core" to the entire station represents a major technological innovation, with 59 significant technological advancements achieved [1] - Among these innovations, 20 key technologies have filled domestic gaps, enhancing the long-term safety and stability of hydropower infrastructure in China [1]