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China’s first satellite named Dongfanghong-1（DFH-1） was launched on April 24^th, 1970, which led China into a space exploration journey.

Since 2016, China has set April 24^th as the country's Space Day to mark the launch of DFH-1 into space on the same day of 1970.

This video is to memorize the historical moment and those heroes who contributed themselves in China’s space development.