On 27^th Dec., the T beam erection construction of Chengya Section of Sichuan-Tibet Railway which was built by Institute 2 of China Railway has been carried out successfully. It symbols that the major project- Sichuan-Tibet Railway of 13^th Five Year-Plan has normally been in the bridge erection construction stage. This project adopts the spherical bearing of our company (Chengdu Alga Engineering New Technology Development   Co.,Ltd.)