# China rolls out largest domestically developed shield machine

https://mins.news/en/item/60705

- China News Service, 2026-09-16 03:44 UTC
- Tech
- Original: http://www.ecns.cn/cns-wire/2026-09-16/detail-ihfkhtke4049931.shtml

> China’s largest domestically developed shield machine, Zhongtie 1662, has rolled off the production line in Zhengzhou. Built by China Railway Engineering Equipment Group, the 16.68-meter-diameter machine will construct a tunnel beneath a reservoir in Hefei, Anhui Province.

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