It needs medium altitude high endurance UAVs to fly over the Mediterranean Sea to control migration from Africa to Europe.

它需要中高，高耐用性无人机飞越地中海，以控制从非洲到欧洲的迁移。

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A compact version will be sold for UAVs and helicopters, and a larger model for medium-altitude, long-endurance drones, ground surveillance and maritime patrol aircraft, Chaltiel said.

紧凑版本将被出售给无人机和直升机，较大版本将被出售给中高空，长航无人机，地面监视和海上巡逻机等。

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"In addition, China is developing a variety of medium- and high-altitude long-endurance unmanned vehicles, which when deployed, will expand the PLA Air Force's 'options for long-range reconnaissance and strike, ' " it said, citing an earlier Pentagon report.

WSJ: China's Drones Raise Eyebrows at Air Show