10 things you need to know about China's Long March rocket family

The Long march carrier rocket series was developed by CHINA Aerospace Science and Technology Corporation. CHINA joined the space club on April 24, 1970, when the Long march-1 carrier rocket launched the country's first satellite, Dongfanghong-1, into orbit.

On Sunday morning, the Long march 3B sent a CHINA-Sat telecommunication satellite into space, making it the 300th launch. It took 37 years for the Long march rockets to complete the first 100 launches, 7.5 years to complete the second 100 launches, and only about four years to accomplish the final 100. There are several interesting numbers that you need to know about CHINA's Long march rocket family, explained below in ten graphics.

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