Yao Zhihui works at CRRC Changchun Railway Vehicles, a high-speed train manufacturer based in Northeast China's Jilin province. Yao Zhihui, an experienced high-speed train electrician, is dedicated to her work. "Each high-speed railcar has 19,726 wire harnesses and nearly 100,000 connection points," said Yao, 36, who works for CRRC Changchun Railway Vehicles, a high-speed train manufacturer based in Northeast China's …
Yao Zhihui works at CRRC Changchun Railway Vehicles, a high-speed train manufacturer based in Northeast China's Jilin province. "To accurately strip the wire insulation, I practiced over 200 times every day, and my fingers became callused," she said. Yao discovered during inspections in 2018 that despite having uniform wiring standards, the execution varied among workers - some wire ends had …
Yao Zhihui works at CRRC Changchun Railway Vehicles, a high-speed train manufacturer based in Northeast China's Jilin province. "Therefore, I have been improving and innovating my work, starting from upgrading blueprints, improving tools and setting standards, while also constantly summarizing and refining my approaches," she said. "I have summarized the technical challenges in improving wiring efficiency, which has increased production …
