Beijing Subway Line 5 - the first subway project using shield tunneling technology, in the absence of any experience based on the case, in the Lama Temple test section of the construction to achieve the error of 5mm, to ensure the smooth completion of the project across the board Through. Chengkan Institute undertook the entire line of engineering survey and engineering survey task. Its engineering survey project won the national outstanding urban and rural planning design survey project award, engineering survey project won the national engineering survey and design industry excellent engineering survey and design prize two.