High-tech innovations boosting Internet Plus economy
chinadaily.com.cn | 2017-10-13 14:42
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SF Express showcases a four-axis vertical take-off and landing drone with 15km air-range and 7kg carrying capacity at the 12th China International Logistics and Transportation Fair in Shenzhen, South China's Guangdong province, on Oct 12, 2017. [Photo/IC]
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