This is one of the best and busiest restaurants in Chinatown. It offers niceties that the smaller restaurants don't, such as tablecloths and tuxedoed waiters, as well as a nearly encyclopedic menu. Clams with black-bean sauce is a signature dish, as is gray sole with fried fins and bones. If you have the heart, you can watch your dinner swimming around in the large fish tanks, both salt- and...