Szechuan Mountain House, with dishes such as Swing Pork Belly, is now open in L.A. “Our main goal is to bring the most authentic Sichuan dishes to the West Coast and let consumers experience Chinese culture from the moment they step into our restaurant.” Szechuan Mountain House is open 11 a.m. to 2:30 p.m. and 5 to 10 p.m. Sunday …