China has the world's longest high-speed rail network. The country is expected to have 38,000 km of high-speed rail tracks by 2025. Then how do workers replace tracks? Click to see.
Melting weld joint at 3,000 degrees Celsius! Watch how China railway technicians replace track
China has the world's longest high-speed rail network. The country is expected to have 38,000 km of high-speed rail tracks by 2025. Then how do workers replace tracks? Click to see.
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