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| (File Photo) |
China's largest ever double-shield tunnel boring machine (TBM) rolled off the assembly line in Wuhan on April 13, and will soon be exported to India.
The TBM, at 9.86 meters in diameter and 150 meters in length, was made by China Railway Science & Industry Group Co. Its weight totals 2,500 tons, and its driving power can reach 4,200 kilowatts.
The machine took more than one year to make. It was built for the express purpose of completing a one-time 12.5-kilometer boring task in India.
In addition to India, products of China Railway Science & Industry Group Co. have also been exported to other countries including Turkey and Laos.
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