People visit the 2019 Qingdao International Auto Show in Qingdao, east China's Shandong Province, May 8, 2019. The auto show kicked off here on Wednesday and will last until May 13. (Photos: Xinhua)

People visit the 2019 Qingdao International Auto Show in Qingdao, east China's Shandong Province, May 8, 2019. The auto show kicked off here on Wednesday and will last until May 13.

Visitors learn about a car on display during the 2019 Qingdao International Auto Show in Qingdao, east China's Shandong Province, May 8, 2019. The auto show kicked off here on Wednesday and will last until May 13.

People visit the 2019 Qingdao International Auto Show in Qingdao, east China's Shandong Province, May 8, 2019. The auto show kicked off here on Wednesday and will last until May 13.