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In Yinchuan, the capital of northwest China's Ningxia Hui Autonomous Region, local educational authorities reduced the number of students in each exam room from 30 to 25 and replaced fingerprints with facial recognition to avoid contact.

He added that national security is a common issue and is a precondition for ensuring a country's stability, prosperity and development.

It was also agreed that the parties should keep markets open, safeguard multilateral trade system, and enhance collaboration in trade and investment.

United Nations (UN) Secretary-General Antonio Guterres has praised China's contributions to the global fight against COVID-19, saying the Chinese are making efforts for humanity. What's more, the World Health Organization (WHO) estimates that the decisive, effective and timely measures taken by the Chinese government have prevented the infection of tens of thousands of people.

The meeting was held partly on site and partly via video link. The main venue setting was in Beijing, with branches in Hong Kong and Macao.