Tangshan Banquet is a food-culture complex built around local snacks, folk displays, and staged old-street scenery. It is partly a dining hall, partly a tourism showcase, with lanes and small exhibits presenting Tangshan's food traditions in an easy, family-friendly format.
Come for a broad sample of local tastes rather than a quiet museum visit. It works best early in a Tangshan trip, when you want to learn what dishes and snacks to look for elsewhere in the city.