Photo taken on June 26, 2017 shows Long March-5 Y2 carrier rocket at Wenchang Space Launch Center in south China's Hainan Province. Carrying Shijian-18 communication satellite, the rocket was vertically transferred to the launch area at Wenchang Space Launch Center on Monday. China has set the window to launch the rocket between July 2 and 5, according to the State Administration of Science, Technology and Industry for National Defense. (Xinhua/Zhang Wenjun)