G93 Chengyu Ring Expressway

The Chengyu Ring Expressway, officially the Chengyu Region Ring Expressway and designated G93, is an expressway encircling the cities of Chongqing and Chengdu, Sichuan, in China. When complete, it will be 1057 km in length.

The highway is named using the one-character abbreviations cheng and yu, for Chengdu and Chongqing respectively.

Route
Clockwise from Chengdu, the expressway connects the following cities:
 * Chengdu, Sichuan
 * Mianyang, Sichuan
 * Suining, Sichuan
 * Chongqing
 * Luzhou, Sichuan
 * Yibin, Sichuan
 * Leshan, Sichuan
 * Ya'an, Sichuan
 * Back to Chengdu

Currently, sections from Mianyang to Ya'an through Chengdu and from Suining to Chongqing are complete.