Models pose with mini-drones at an exhibition of training drones at I-Park Mall in Yongsan, central Seoul. Training drones, smaller and cheaper than real drones, are popular among beginners. According to I-Park Mall on Monday, January sales of drones were up 91.8 percent on-year and in February they surged 248.1 percent. [NEWSIS]
with the Korea JoongAng Daily
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