Xiehe Street belongs to Shuangliu District, Chengdu, Sichuan Province, adjacent to Chengdu High-tech Development Zone, Chengdu Direct Administration Area of Tianfu New Area and Southwest Airport Economic Development Zone. It used to rely on Huayang and share the status of Huayang's "sub-central City of Chengdu". According to the urban positioning of "Tianfu Ecological Science and Technology City and airport Free Trade Zone" proposed by the District Party Committee and the district government, Xiehe Street has established the development goal of building Xiehe Street into a "modern industrial new city" based on the reality of location, development and resource advantages. Strive to build Xiehe Street into a model of "business services, information services, science and technology services, headquarters economy 2.5 industrial agglomeration area". Based on the above background, in order to further enhance the urban functions of Xiehe District, meet the requirements of the rapid economic development of Xiehe District, and improve the land use efficiency of Xiehe District, in accordance with the arrangements of the District Party Committee and the district government, Our company is responsible for implementing the construction project of supporting power channel for pipeline relocation in the Association area. This project is located in the west of Huafu Avenue and east of Shuanghuang Road. The power tunnel of this project is about 12.3km, the power pipe is about 5.7km, and the total construction length is about 18km. The size of the power row pipe is 4×4 rows with 16 holes. At present, the land development and municipal infrastructure construction in this area lag behind. After the power high-voltage line in this area is transferred from overhead to underground into the tunnel, favorable conditions will be provided for the commercial land development and housing sales of the surrounding China Railway Construction Project and Zhonghai Project. And the project has been in the construction stage.