CCCC Tunnel Bureau second Large diameter Tunnel Boring Machine (TBM) acceptance for Shanghai airport liaison line. First Large Diameter 14 meter TBM "Mingzhu" (Pearl) was acceptance in April. Now again 14 meter TBM "Dongfang" (Orient) acceptance.

Shanghai Shentie investment company has project and CCCC Tunnel Bureau contractor.

http://sh.people.com.cn/BIG5/n2/2023/0718/c134768-40497729.html