Name: How railway workers keep China's railways safe in blistering heat
Uploaded: 2026-08-01T16:49:30+08:00
Duration: 1 min 9 s
Description: As summer peaks, railway tracks face their toughest challenge. A few millimeters of deformation can threaten train safety. Behind every smooth journey are heat patrol crews working under the scorching sun to protect the rails.

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As summer peaks, railway tracks face their toughest challenge. A few millimeters of deformation can threaten train safety. Behind every smooth journey are heat patrol crews working under the scorching sun to protect the rails.

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