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"China welcomes more countries to participate in the development of the nation's intelligent connected vehicles, including technology, manufacturing, talent and safety supervision," Miao Wei, minister of industry and information technology, said at the World Intelligent Connected Vehicles Conference.

"Compared with buying a suit at physical stores, I think online shopping is more convenient. It saves me a lot of time," said Zhang.

"Consumers can save screenshots or record what a livestreaming host says if they want to buy products online," she suggested. "Checking the quality of goods is also necessary, and the process of unpacking expensive products had better be witnessed by another person, such as the delivery person, and have a video record as evidence."

"Covering sandy earth with gravel can reduce water evaporation and sandstorms, and protect plants from diseases, insects and pests," said Zhang Shouge from the city's agriculture department. "It is a traditional but scientific method that farmers discovered in the ongoing battle with drought."

"China will face a severe challenge in meeting its pension obligations," Chu Fuling, director of the Institute of Social Security Studies at the Central University of Finance and Economics in Beijing, told Xinhua on Saturday.