People cool off in a swimming pool in Yangzhou, Jiangsu province on July 12, 2017. The summer heatwave is forecast to continue and expand over more of the country, with people being warned to protect themselves from the sun. (Photo by AFP Photo/Stringer)





This picture taken on July 3, 2017 shows a man sitting in the shallow waters of the Yangtze River along the River Beach Park in Wuhan, Hubei Province after heavy rains caused the water levels to rise. Heavy rains and windstorms caused floods and landslides in several cities in Hubei, resulting in the deaths of six people. (Photo by AFP Photo/Stringer)





Tourists visit the West Peak of Huashan Mountain, near the city of Huayin, China, 24 June 2017 (issued 26 June 2017). Huashan Mountain is one of the five sacred Taoist mountains in China located near the city of Huayin, around 120 km from Xi'an, the capital of Shaanxi Province. The mountain has five main peaks, of which the highest is the South Peak at 2,154 meters. (Photo by Roman Pilipey/EPA)





This picture taken on July 5, 2017 shows a youth swimming in the Yangtze River along the River Beach Park in Wuhan, Hubei Province after heavy rains caused the water levels to rise. Heavy rains and windstorms caused floods and landslides in several cities in Hubei, resulting in the deaths of six people. (Photo by AFP Photo/Stringer)





A boy wearing a Muslim skullcap looks at armed Chinese policemen as they stand guard at an intersection near the Niujie Mosque after Eid al-Fitr prayer services in Beijing, Monday, June 26, 2017. Although much of the Muslim world celebrated Eid al-Fitr, which marks the end of the holy fasting month of Ramadan, on Sunday, Muslims in China observed the holiday on Monday. (Photo by Mark Schiefelbein/AP Photo)





An IT employee takes off shoes as he prepares to sleep in a capsule bed unit at Xiangshui Space during lunch break in Beijing's Zhongguancun area, China July 11, 2017. (Photo by Jason Lee/Reuters)





A hostess holds a tray of sliced American beef at an event to celebrate the re-introduction of American beef imports to China, in Beijing, China June 30, 2017. (Photo by Mark Schiefelbein/Reuters)





A man sits in the attic of his flooded house after a flood in Zhaoqing, Guangdong province, China July 4, 2017. (Photo by Reuters/Stringer)





Visitors look at a humanoid robot at 2017 China International Robot Show in Shanghai, China July 5, 2017. (Photo by Aly Song/Reuters)





A laborer works on setting a huge beer bottle upright for decoration ahead of a beer festival in Qingdao, Shandong province, China, July 7, 2017. (Photo by Reuters/Stringer)





A volunteer waves to a member of staff from inside a simulated space cabin in which she temporarily lives with others as a part of the scientistic Lunar Palace 365 Project, at Beihang University in Beijing, China July 9, 2017. A group of four volunteers entered the Lunar Palace, a space of 160 square meters, China's first bioregenerative life-support base where they will live for next 200 days replacing another group who spent previous 60 days inside the simulated cabin testing how a life-support system works in a moon-like environment. (Photo by Damir Sagolj/Reuters)





A woman participates in an insect-eating competition at a scenic spot in Lijiang, Yunnan province, China June 25, 2017. Insects have been a part of Yunnan cuisine for centuries, long before their potential as sustainable sources of protein caught the eye of the Western world. Bee larvae, grasshoppers and cicadas are just some items found on menus in the region. (Photo by Reuters/Stringer)





A woman and a child look at the scene as a boatman takes tourists for a ride around the water lily plants on Beihai Park in Beijing, China Tuesday, July 4, 2017. Beihai Park, once an imperial garden, is now a popular tourist spot in China's capital. (Photo by Andy Wong/AP Photo)





In this May 28, 2016, photo, people ride on an elevated attraction during the grand opening of the Nanchang Wanda Park theme park in Nanchang in southeastern China's Jiangxi province. Chinese conglomerate Wanda Group, owner of Hollywood's Legendary Studios, is selling most of its theme parks, retreating from a business it once said would challenge Walt Disney Co. (Photo by Mark Schiefelbein/AP Photo)





Children practice dance moves at a dance training centre on June 27, 2017 in Haozhou, Anhui Province of China. Under the guidance of professional teachers, many children practice basic dancing skills during their summer vacation. (Photo by VCG/VCG via Getty Images)