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HK students pick brains of national aerospace experts

By Li Bingcun | chinadaily.com.cn | Updated: 2021-06-25 14:06
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Long Lehao, chief designer of China's Long March rocket series, gives a speech during his visit to the Pui Kiu College in Shatin on June 25, 2021. [Photo by Edmond Tang / China Daily]
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