One of the best secrets that's not really a secret in Shanghai is Japanese champagne bar Ci5. A staple in the hard drinks Japanese business community, Ci5 specialized in several interesting Champagne cocktails, but basically every drink they serve -- even the standards -- is quality. It's an arty lounge/bar environment -- chic but relaxed -- popular with hip, young expats, the art crowd, and anyone who starts phrases with, "Listen, I know this great little Japanese bar..." 30rmb cover just to sit down.