Hrm. I just used my USB on my laptop since my laptop adaptor converts as long as i get a plug adaptor.
I have that all in one surge protector (same thing different brand, you know asian OEMS) and i just plugged my macbook into that. presto change-o. a charger while i'm doing my work
my dad did a china trip and used the kensington travel adaptor. the updated version is [
http://us.kensington.com/html/13926.html]