What projects does China Railway 14th Bureau have in Chaya County?

Newly built sichuan-tibet railway Ya 'an to Linzhi. Sichuan-tibet railway is a fast railway connecting Sichuan and Xizang Autonomous Region in China. The project of China Railway 14th Bureau in Chaya County is to build a new section from Ya 'an to Linzhi in sichuan-tibet railway. It runs east-west, starting from Chengdu, Sichuan in the east and reaching Lhasa, Xizang Autonomous Region in the west. It is the second railway in China and one of the trunk railways in southwest China. China Railway 14th Bureau Group Co., Ltd. is a large construction enterprise managed by the State Council State-owned Assets Supervision and Administration Commission. It is also the backbone and leading enterprise in the fields of large-diameter shield, underwater shield tunnel and urban rail transit in China.