how to find expat or expatriate (keyword)

how to find expat people, for example british man working in UAE or in China. Any keyword, btw im using linkedin and facebook.
Answer #1
Hope this helps.
http://www.expat.hsbc.com/1/2/hsbc-expat/why-hsbc-expat/making-life-easier-for-expats?WT.srch=1&WT.mc_id=HBIB_2008_11_1001