New York Times has an article on the source of the Chinese FN-6 man portable air defense system (MANPADS) in Syria.
According to the newspaper, the Gulf country supplied two batches of missiles to Syrian rebels.
[thumb]http://www.nytimes.com/2013/06/30/world/middleeast/sending-missiles-to-syrian-rebels-qatar-muscles-in.html?_r=0[/thumb]