SCOTTSDALE, Ariz.--(BUSINESS WIRE)--P.F. Chang’s, an upscale Asian-inspired restaurant with locations nationwide, is introducing a new menu featuring shareable small plates, hand-rolled sushi and an extended happy hour. The menu is an open invitation to diners to explore delightful flavor combinations and try and share new dishes that will satisfy their culinary curiosity. “More than 20 years ago, P.F. Chang’s changed the landscape of American restaurants by introducing authentic Chinese cuisin