Chinese VP Xi Jinping reportedly will unveil a big media deal with DreamWorks (NASDAQ:DWA), but U.S. firms plowing billions into China often don’t contemplate the flip side: getting that money back out. Hurdles to withdrawing profits include a host of taxes and regulatory gray areas. “It’s like the ‘Hotel California’... Everybody goes into China in a hurry, but then they find it’s not so easy to get out.”