OST collaborated with China Railway Construction Corporation to obtain an utility model patent of "A Bridge-Tunnel-Integrated Soft Net Steel Shed Tunn...
Invited by Indian Society of Engineering Geology and IAEG Indian National Group, OST president Lv Hanchuan attended the international conference on “...
On September 16th, the company attended the first enlarged meeting of Council of China’s Rail Traffic Safety Website and seminar on rail traffic safe...
During September 13th to 15th, the company attended the seminar on foundation strengthening engineering of China’s laneway and rock soil mass and mai...
The symposium on the technical regulations of passive flexible protection system was successfully held in the Rockfall Impact Test Center. Representat...
On July 20th, 2015, hosted by the Engineering Investigation Branch of Architectural Society of China and Guizhou Geology and Mineral Bureau, and co-ho...
From July 17th to 18th, 2015, the company organized staff members and their families to beautiful Black Dragon Pool to hold semi-annual activity. Thro...
On June 5th, 2015, OST and Northwest Research Institute Co., Ltd of C.R.E.C. Jointly held technical exchange symposium. Representatives participating ...
On June 4th, 2015, OST and Power China Northwest Engineering Corporation made technical exchanges in Xi’an. The participants discussed in depth on hi...