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Before joining the test center six years ago, Cai was a pilot at China Eastern Airlines. So far, he has flown 10,300 hours. As a test pilot, Cai said that flying is only part of his work. He also takes part in finalizing flight plans and verifying flight data.

Beidou has had great applications in a string of areas including transportation, electrical power, fisheries, mining and agriculture, said Wang Yanyan, deputy general-secretary of the Global Navigation Satellite System and Location-Based Services Association of China.

Before she left, she donated her family library of more than 1,200 books to the university. The books were all bought outside China and mailed to Anqing.

Beijing has lowered the intensity of its response to the COVID-19 outbreak from the top level to the second level based on the current situation, which will lead to adjustments of prevention and control measures, a senior official said on Wednesday.

Beijing looks forward to greater progress in bilateral relations from the meeting, she added.