Where do you go to buy books when your country bans them? If you're Chinese, you go to Hong Kong:

Book Dealer: Antiquarian & Rare
(425) 271-6481
Rare, collectible, used, and select books on the American & Canadian West, plus (more)
Book Dealer: Antiquarian & Rare
(978) 887-4053
Kuenzig Books deals in science, technology, engineering, mathematics, early (more)
Book Dealer: Antiquarian & Rare
+525521441170
Located in the heart of Mexico City, we buy and sell books about music, art and (more)