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Beijing-based Great Wall was the 10th best-selling brand. It sold 7 million cases in 2016, down from 7.8 million in 2015. United States brand Barefoot was the best-selling product last year, selling 22.5 million cases.

Beijing hosted the Summer Games in 2008. In 2015, it won the bid to co-host the Winter Games with Zhangjiakou in 2022.

Before the expo, Baidu and Cangzhou municipal government reached an agreement to work together on technologies of artificial intelligence, self-driving, cloud computing and big data to build a "smart Cangzhou."

Beijing is upgrading its drainage system with cutting-edge technology to prevent damage during torrential rainstorms, as this year's flood season is predicted to have more rainfall than average, the capital's flood prevention authorities said on Monday.

Beijing will support cooperation between Zhongguancun Science Park and Xiongan New Area to build a science park in the new area and accelerate the construction of transportation infrastructure between Beijing and the area, including a high-speed railway, intercity railway, and expressway.