Located at 1020 Race St. in Chinatown, the dim sum, Asian fusion and Shanghainese spot is the most popular Chinese restaurant in Philadelphia, boasting four stars out of 2,017 reviews on Yelp.

9.0 Sang Kee has been serving its crispy-skinned Peking duck in Chinatown since 1980, and it shows. The two-story, bare-bones ...