Kunyu Expressway is the beginning section of Kunming (Ming) Manggu International Corridor. It starts at Mingquan Village, Guandu District, Kunming City, and ends at Gaocang, Yuxi City. It is the first 6-lane Expressway in Yunnan Province. Its roadbed is 265 meters wide. Its design speed is 100 kilometers per hour, and its total investment is 2.5 billion yuan.

Kunyu Highway Construction Command always puts the quality of the project in the first place. During the implementation of the project, it strictly follows the domestic highway engineering bidding documents to model the organization's bidding and select construction units, strengthen the quality consciousness of the participants, establish and improve the quality assurance system, implement phased target management and strengthen the supervisors.It ensures the quality of the project.