People's Daily Online write first TBM of Phase 3 of Hefei rail transit project start at Yujiu Road Station on the East Extension Line of Line 2.

China Railway Tenth Bureau Group Co., Ltd., inform TBM 6 meter diameter. Advance rate about 15 meters every day.

http://ah.people.com.cn/BIG5/n2/2021/0610/c358266-34771427.html