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High-speed trains receive thorough clean

Ecns.cn | 2017-01-10 07:35
High-speed trains receive thorough clean

Automatic cleaning of a high-speed train in Shanghai, Jan 8, 2017. The cleanup uses both automatic and manual efforts that take about 45 minutes for each 400-meter-long train. One group of workers cleans 20 locomotives each night. [Photo / China News Service]

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