VOA Chinese, Jan 30, 2011.
http://www.voanews.com/chinese/news/20110128-plane-china-114828269.html
("新华社星期五报导说，中国民航局允许直升机在海南岛上空一千公尺以下的高度飞行")
--------------------------------Separately
(1) Peter Finn, Domestic use of aerial drones by law enforcement likely to prompt privacy debate. Washington Post, Jan 23, 2011.
http://www.washingtonpost.com/wp-dyn/content/article/2011/01/22/AR2011012204111.html
("The Federal Aviation Administration - which controls the national airspace - requires the few police departments with drones to seek emergency authorization if they want to deploy one in an actual operation. Because of concerns about safety, it only occasionally grants permission. But by 2013, the FAA expects to have formulated new rules that would allow police across the country to routinely fly lightweight, unarmed drones up to 400 feet above the ground")
Note: A click of "Wasp" in Paragraph 2 will lead one to
My comment:
(a) Sure, everybody wants to show he is prescient. I remember Prof. Ross foresaw demise of Taiwan independence and seemed gleeful about it.
Robert S Ross, Taiwan's Fading Independence Movement. Foreign Affairs, April 2006.
http://www.foreignaffairs.com/articles/61516/robert-s-ross/taiwans-fading-independence-movement
(b) 添谷 芳秀 Yoshihide SOEYA