The reporter explored Nanning International Railway Port, an important logistics hub of the new land-sea channel in the west. The sixth shunting group of Dingban is mainly responsible for the pick-up and delivery of trains in Nanning.

Their job is to disassemble arriving trains, assemble and assemble departing trains, and then sail across the country. From the nose of the locomotive to the end of the train, more than 60 carriages need to bend more than 50 times. It can be said that "shunting" is a technical job, but also an individual work.