Photo taken on July 22, 2017 shows the interior of a RV at the 14th Changchun International Automobile Expo in Changchun, capital of northeast China's Jilin Province. More than 20 RVs were sold or reserved since the opening of the expo on July 14. With the growing popularity of self-driving travel, recreational vehicles(RV) win more favor among Chinese consumers. (Xinhua/Zhang Nan)
