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ROCKVILLE, MD - MARCH 28: Beef Wrap with Scallions, foreground, and Pork Soup Dumplings and Shrimp and Pork Shumai at Bob's Shanghai 66, which opened recently in Rockville MD, photographed on Friday March 28, 2014. It's a D.C. version of a popular concept in China: a pan-Chinese cafe with tapas-style snacks. (photo by Dayna Smith/for the Washington Post).