Students from Inner Mongolia Aerospace School try out spacesuit in Hohhot, Inner Mongolia autonomous region on April 24, the fourth China Space Day. Activities including making aerospace models were also held at the school. Since 2016, China has designated April 24 as China Space Day, with various activities that serve as a window for the public to get a better understanding of China's progress in aerospace. [Photo/northnews]

Students enjoy the exhibits on display at the event, April 24. [Photo/northnews]