NANCHANG, Jan. 14, 2015 - A student of Nanchang Hangkong University (NCHU) adjusts a solar-powered drone in Nanchang, east China's Jiangxi Province, Jan. 14, 2015. Designed by a R&D group of the NCHU, the drone can stay in the air in well-lighted condition and its larger-sized version is capabale of bearing maximum take-off weights up to 5 kilograms.

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