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As it often grows into dense mats that clog channels, China has listed it as one of its 100 most dangerous invasive species. In addition, water lettuce will also block the exchange of air, reducing oxygen in the water and killing fish. Large mats can also block light and alter underwater plant communities.

As part of China's effort to further improve its participation in global governance and the cultivation of talent in international organizations, Fudan University in Shanghai and the Shanghai Rong Chang Foundation launched a program in March to train talent in the field of global governance.

As part of the campaign, the country will endeavor to minimize the number of workers involved in the most hazardous parts in the chemical industry－one of seven sectors the campaign will cover－by promoting automatic machines, Sun Huashan, deputy director of the committee's office, said at a news conference organized by the State Council Information Office on Tuesday.

As highlighted during the recent 19th CPC National Congress, I believe that achieving the balance between sustainable economic growth, and meeting the expectations of the Chinese people for a better life, will be one of the more important challenges.

As of Friday, 10 positive COVID--19 cases had been discovered through the mass testing program, with six of them being newly identified patients and the rest being those who had been infected and recovered, but still had traces of the virus in their sys-tems. Among the four cases discov-ered by the program by Friday, two were asymptomatic.