Research and Demonstration of CO2 -EOR in PetroChina Jilin Oilfield. Jilin Oilfield. 300,000 tons / year. CCUS-EOR. Put into operation in 2008. Shanghai Shidongkou CO2 Capture and Storage Demonstration Project of Huaneng Group. Shidongkou, Shanghai. 120,000 tons captured per year. Post-combustion capture. Put into operation in 2009. Coal-to-Liquids CO2 Capture and Storage Demonstration of Shenhua Group. Ordos, Inner Mongolia. 100,000 tons captured and stored per year.