She started her work at 7:00 a.m. She operated the hook lever and steering lever, kept a close eye on the surroundings and communicated with the rope operator on the ground through a walkie-talkie.

“Slow down!” “A little left!” The voice of the rope operator came from the walkie-talkie. The roper operator was responsible for directing the driver’s lifting operation. Following the command, Ye Yiqiong lifted the shield segment weighing more than 20 tons steadily and slowly lowered it into the shield well more than 10 meters underground.

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