The company's predecessor, the former Tunnel Company, was established in 1 99965438+February1. The company has strong professional engineering construction and development capabilities. Relying on the principle of "mastering new technology and using new equipment", we are in a leading position in the fields of high, large, difficult, sharp, dangerous and new construction in science and technology, especially famous for long and long tunnel construction, creating a number of national firsts and a number of national firsts in construction. The Qinling extra-long tunnel of Xikang Railway has been built by this company (the second line of which was constructed by TBM boring machine for the first time in China), with a total length of 18.45 km, which was the longest tunnel in China at that time, and once set a national record of 505 meters in a single month. The completed Taohuapu 1 tunnel of Xihe Railway has a total length of 7.2 kilometers, and it is constructed by TBM, which once again sets a national record of 55 1.8 18 meters per month. The completed Liucunbao overpass of Xi Xianyang Airport Expressway is the largest interchange overpass in Shaanxi and even the northwest.
20 1 1 February, the tunnel company actively implemented the strategic deployment of the group company, adjusted the structure, optimized the industrial layout, reorganized with the original Shanghai branch and moved to Chongqing. The registered capital of the company is 65,438+0,500,000 yuan. Rooted in Chongqing, based in the southwest, the layout of the country.