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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang writes code in his office in Chengdu, southwest China's Sichuan Province, May 19, 2022. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)

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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang welds electronic components in a lab in Chengdu, southwest China's Sichuan Province, May 19, 2022. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)

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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang (C) discusses hardware design of derailer detecting devices with his colleagues in Chengdu, southwest China's Sichuan Province, May 19, 2022. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)

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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang (L) and his colleague test an integrated rainfall monitoring platform on the roof in Chengdu, southwest China's Sichuan Province, May 19, 2022. The platform can be placed at railway stations and along the railway lines to monitor rainfall, wind speed, humidity and temperature to ensure safe operation of trains during flooding seasons. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)

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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang welds electronic components in a lab in Chengdu, southwest China's Sichuan Province, May 19, 2022. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)

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CHINA-SICHUAN-CHENGDU-RAILWAY-ENGINEER (CN)

(220523) -- CHENGDU, May 23, 2022 (Xinhua) -- Huang Yuangang displays a geological change warning device developed by his team in Chengdu, southwest China's Sichuan Province, May 19, 2022. Huang Yuangang, 34, is an engineer of the research institute of China Railway Chengdu Group Co., Ltd. Since 2014, Huang has presided over or participated in more than 30 scientific research and projects on railway information construction, contributing much to the safe operation and information construction of railway in southwest China's mountainous area. (Xinhua/Liu Kun)