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Currently, there are different standards for different types of water in China. For example, river water and treated water from sewage treatment plants are judged differently. The differences often hinder comprehensive basin reclamation, said Shan Baoqing, another researcher at the center, who said that to solve the problem, common environmental standards need to be created for the basin.

Cui is an obedient and thoughtful son. To help his family earn more money, he'd spend his vacations getting up at 3 o'clock in the morning to fertilize and water plants in the greenhouses with his brother.

Cruise ships emerged as early coronavirus hotspots, with passengers and crew often packed in small cabins and at high risk of infection.

Currently, the airport covers an area of 881,000 square meters with 78 aircraft stands. It operates about 238 routes for 18.8 million passengers annually.

Customers check out nutrition care products at a cross-border e-commerce mall in Nanning, capital of the Guangxi Zhuang autonomous region. [Photo/for China Daily by Peng Huan]