Mes: pmñ2022 f09182022-05-18T12:09:18+08:00pmmiércoles

From 2013 to 2015, in the past three years, the sales of civilian drones were 150,000, 378,000 and 570,000 respectively, 3.5 million in 2018, and 7 million in 2021. also the enterprise and industrial drone, including public safety, energy inspection,…