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Apart from economic development, what progresses in other fields have you witnessed in China in the past 40 years?

Another video shows four patients singing a song they wrote to express their heartfelt thanks to medical workers when they were discharged from the hospital.

Anything is possible: today was the day a group of dedicated, everyday New Yorkers & their neighbors defeated Amazon’s corporate greed, its worker exploitation, and the power of the richest man in the world. https://t.co/nyvm5vtH9k

Any problem that we encounter in development can only be solved through open cooperation. "Putting one's own country first" and "closing the door to the world" not only goes against the trend of the times. They also result in missed opportunities.

Ao Li, head of technology and standard institute at the China Academy of Information and Communications Technology, said: "Influenced by the epidemic, the country's telecommunications industry has seen slowed growth pace to some extent but it is obvious that the industry has withstood the test."