The Chongqing–Chengdu Expressway (s=重庆–成都高速公路), commonly referred to as the Yurong Expressway (s=渝蓉高速公路) and designated G50 13 , is a partially completed 251 kilometers Chengyu Expressway Parallel Line now known as the Yurong Expressway (成渝高速复线请叫它"渝蓉高速") 23 December 2013.