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"Continued investment in infrastructure will be key to the group's sustained growth in Africa over the next decade, as consumers there are keen to buy easily serviceable and inexpensive vehicles," Xu said.

"Convenience stores are mainly located in office zones, transportation hubs and other places, such as hospitals, real estate trading centers and schools," he said.

"China will work with the United Nations, the World Health Organization and other partners to assist Africa's response to COVID-19, and do it in a way that respects the will of Africa," Xi said.

"Creating new scientific theory and discovering new phenomena and effects are the crown jewels of fundamental research," Xue said. "The discovery of the quantum anomalous Hall effect represents a major contribution by Chinese physicists to humanity's treasure trove of knowledge."

"China's leading position in those areas also makes the country a target for digital attacks," Zheng said.