A tourist picks melons at a greenhouse in Caofeidian District, Tangshan City of north China's Hebei Province, April 20, 2019. A total of 7,915 greenhouses, covering an area of nearly 2,000 hectares, generate the annual output value of about 210 million yuan (about 31 million U.S. dollars) in Caofeidian District. (Xinhua/Yang Shiyao)
A teacher talks to students about the earth at a primary school in Fushan district in Yantai, East China's Shandong province, on April 22, 2019. [Photo/IC]
A teacher uses a globe to talk to students about the earth at a primary school in Zaozhuang, East China's Shandong province, on April 22, 2019. [Photo/IC]
Students from middle and primary schools take part in activities to promote low-carbon environmental protection through technological innovation in Tianhe district in Guangzhou, South China's Guangdong province, on April 19, 2019. [Photo/IC]
Interior of hotel. The hotel will be a new landmark in Nanjing after completion. [Photos/IC]
The hotel, covering an area of 105,000 square meters, is built beside a cliff in the Laoshan mountain area of Nanjing. The hotel was named for honeycomb, after its design inspiration.
Kite enthusiasts fly their kites at the opening ceremony of the 36th Weifang International Kite Festival in Weifang, East China's Shandong province, April 20, 2019. [Photos/Xinhua]
Launched on a Long March-3B carrier rocket, it is the 44th satellite of the BDS satellite family and the first BDS-3 satellite in inclined geosynchronous Earth orbit.
After in-orbit tests, the satellite will work with 18 other BDS-3 satellites in intermediate circular orbit and one in geosynchronous Earth orbit.(Xinhua/Guo Wenbin)
Visitors tour the site of the 2019 Beijing International Horticultural Exhibition (Expo 2019 Beijing) during a trial run in Yanqing District of Beijing, capital of China, April 20, 2019.
Visitors tour the Shanxi Garden of the 2019 Beijing International Horticultural Exhibition (Expo 2019 Beijing) during a trial run in Yanqing District of Beijing, capital of China, April 20, 2019.
Beijing on Saturday held a trial opening of the site for the upcoming 2019 Beijing International Horticultural Exhibition to test the reception capacity of the event. About 60,000 people visited the 503-hectare expo site Saturday. (Xinhua/Ju Huanzong)
Visitors try a car displayed at the 18th Shanghai International Automobile Industry Exhibition in Shanghai, east China, April 20, 2019. (Xinhua/Su Yang)
A visitor tries a virtual reality headset during the 18th Shanghai International Automobile Industry Exhibition in Shanghai, east China, April 20, 2019. (Xinhua/Su Yang)
Visitors take photos of a Hongqi car displayed at the 18th Shanghai International Automobile Industry Exhibition in Shanghai, east China, April 20, 2019. (Xinhua/Su Yang)
Children read books in a kindergarten in Yuping Dong Autonomous County, southwest China's Guizhou Province, April 22, 2019. Various activities have been held across China for the upcoming World Book Day, which is celebrated yearly on April 23 to promote reading, publishing and copyright. (Xinhua/Hu Panxue)
Students read books in front of a "bus library" in a primary school in Yangwu Township of Danzhai County, southwest China's Guizhou Province, April 22, 2019. (Xinhua/Huang Xiaohai)
Children and a adult read a list of Chinese classics in Yiling District of Yichang City, central China's Hubei Province, April 21, 2019. (Xinhua/Huang Xiaohai)
Students read Chinese classics in a primary school in Baokang County of Xiangyang City, central China's Hubei Province, April 22, 2019. (Xinhua/Yang Tao)
A student reads a book in the library of Hezhou University in Hezhou, south China's Guangxi Zhuang Autonomous Region, April 22, 2019. (Xinhua/Liao Zuping)
A project to upgrade the tram will involve a significant investment of HK$684 million, replacing the current tram cars, which have a capacity of 120 passengers, with new 210-passenger tram cars.
The first suspension of the Peak Tram service will begin on April 23 and last approximately two to three months. (Photos: China News Service/Zhang Wei)