The pipeline runs from Pugang gas field in Dazhou, Sichuan Province, to Qingpu District of Shanghai.
[1] An 842 kilometres (523 mi) long branch line connects Yichang in Hubei with Puyang in Henan Province.
[2] The construction of the first 1,360 kilometres (850 mi) long section from Yichang in Hubei Province to Shanghai started on 22 May 2007 and was completed in March 2010.
[4] The capacity of the pipeline is 12 billion cubic meters (bcm) of natural gas per year.
[3] Sinopec sold 50% stake of the operator to China Life Insurance Company and State Development & Investment Corporation.