South Africa's Kevin Anderson serves the ball during second round match of Estoril Open Tennis tournament against Greece's Stefanos Tsitsipas in Cascais, near Lisbon, Portugal, May 3, 2018. (Xinhua/Zhang Liyun)
People greet "Lixia" in Tangqi ancient town, E China
China Focus: China's ARJ21 regional jetliner flies new routes in extreme cold region
China sees tourism boom during May Day holiday
Tourists visit Baiyangdian lake in Xiongan New Area during May Day holiday
Air sports carnival held in Hengshui City, N China's Hebei
Stunning scenery at river bank in Xuanen County, China's Hubei
Tourists enjoy misty scenery across China
In pics: terraced fields in south China's Guangxi
