一门三工匠，“进”“新”“敏”笃行！

Core Viewpoint - The article highlights the significance of "Great Craftsmen" in the development of China's UHV (Ultra High Voltage) technology, emphasizing the synergy between skilled workers and technological advancements in the energy sector [3][4][14]. Group 1: Event Overview - The Third National Craftsman Innovation Exchange Conference and Forum was held in Chongqing from September 23 to 26, organized by the All-China Federation of Trade Unions, the Chongqing Municipal Committee of the Communist Party of China, and the Chongqing Municipal People's Government [1]. - Three "Great Craftsmen" from State Grid Shandong Electric Power were invited to participate in the event [1]. Group 2: Recognition of Craftsmen - The All-China Federation of Trade Unions issued a notice recognizing the "Great Craftsman" talent for 2025, with Li Min from State Grid Shandong Electric Power included [3]. - Wang Jin was awarded the title in 2018, and Feng Xinyan received it in 2022, showcasing a strong tradition of excellence in the company [3]. Group 3: UHV Technology and Talent Development - The three "Great Craftsmen" specialize in UHV operation and maintenance, reflecting the concentration of technology and talent in Shandong, which is a key area for UHV construction and operation in China [4][6]. - UHV technology is characterized by stringent standards and a lack of precedents, making Shandong a training ground for talent since the initiation of the Ximeng-Shandong 1000 kV UHV project in 2014 [6]. Group 4: Individual Contributions - Wang Jin's career exemplifies the high demands of UHV work, having completed the world's first ±660 kV live-line operation in response to an urgent defect [8]. - Feng Xinyan developed a four-step method to diagnose transformer issues, showcasing the high difficulty of UHV equipment maintenance [10]. - Li Min has integrated drone inspection technology into UHV maintenance, advancing from manual to autonomous operations [12]. Group 5: Craftsmen as a Driving Force - "Great Craftsmen" are seen as the driving force behind UHV development, with their expertise and innovation crucial for the sector's progress [14]. - The commitment to safety and precision by these craftsmen has resulted in a 100% success rate in live-line maintenance for UHV transmission lines [16]. Group 6: Mechanisms Supporting Talent Development - The "One Door, Three Craftsmen" model illustrates the dual commitment to talent and business growth within State Grid Shandong Electric Power [21]. - The company has established various training programs and innovation studios to foster talent, resulting in the recognition of 769 high-end talents, including 42 national-level talents [23]. Group 7: Conclusion - The collaboration between UHV technology and skilled craftsmen, supported by effective mechanisms, leads to enhanced development outcomes, embodying the principle that "1+1>2" [25].