Combination photo taken on March 24, 2017 shows 6-year-old autistic child Xiao Jie (pseudonym) and his mother at Daqingshan Lake Park (upper) and Xiao Jie's painting about his wish to travel frequently with his parents (lower) in Nanchang, capital of east China's Jiangxi Province. April 2 marks the World Autism Awareness Day. (Xinhua/Hu Chenhuan)?