China's second automotive wind tunnel began operation June 28 in Southwest China's Chongqing.

It represents the first in the central and western part of the country, which has witnessed fast growth in the auto industry in recent years.

Since 2014, China Automotive Engineering Research Institute has invested 550 million yuan ($79.7 million) in the five-year project, located in Chongqing Liangjiang New Area.

This full-size automotive aerodynamic-acoustic wind tunnel boasts a maximum air speed of 250 kilometers per hour and an environmental wind tunnel able to simulate different weather conditions.