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Beijing is the only city that witnessed its R&D spending surpass the 200 billion yuan mark to 223.36 billion yuan. In 2018, the city's investment in basic research, which reflects the level of original innovation investment, accounted for 25.5 percent of the total. The number of Beijing's national-level high-tech enterprises also took the first spot in China.

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Before the event, three online trade fairs were held for major citrus fruit exporters in the city and global purchasers, which achieved tangible results, according to local authorities.

Beijing ranked tenth for bad congestion, with the morning being the commuting peak, where it can take over 40 minutes to travel nine kilometers in some areas.

Behind the block is US fear of China's rapid development. The US secretary of commerce expressed concern about the high-tech challenge from China to the United States at the Davos forum. But blockading competitors will do no good to both sides. There is no isolated island in the process of globalization. China's growth is the result of 40 years of reform and opening up.