north gate. Longcheng International Community, Pidu District, Chengdu, whose main entrance is the North Gate. Pidu District, which belongs to Chengdu, Sichuan Province, is located in the northwest of downtown Chengdu, with Pengzhou and Xindu in the northeast, jinniu district in the southeast, Qingyang in the south, Wenjiang in the southwest and Dujiangyan in the northwest.