There are 310 active refineries in Asia, and the CDU (crude distillation unit) capacity is expected to grow by 5.67% during 2023-2027. By country, China is expected to have the highest CDU capacity, followed by India and South Korea. GlobalData uses proprietary data and analytics to provide a complete picture of the global oil & gas fields segment. Buy the latest oil refinery profiles here.

In 2022, China had the highest CDU capacity , followed by India and Japan. Listed below are the ten largest active oil refineries by CDU capacity in Asia in 2022, according to GlobalData’s Refinery Database.

1. Ulsan Refinery

Ulsan is a coking refinery located in Ulsan, South Korea. This refinery is owned by SK Innovation and operated by SK Energy. It became operational in 1964 and has a refining capacity of 840mbd (thousand barrels per day). This integrated refinery has a Nelson Complexity Index (NCI) of 7.3. Buy the profile here.

2. Yeosu Refinery

Yeosu is a cracking refinery owned by Chevron and GS Energy. Located in Jeollanam-do, South Korea, this refinery started operation in 1969 and has a refining capacity of 800mbd. This integrated refinery has an NCI of 6.9. Buy the profile here.

3. Dayushan Island Refinery

Located in Zhejiang, China, this coking refinery is owned by Jihua Group Corporation, Others, Tongkun Group Co Ltd and Zhejiang Rongsheng Holding Group Co. The refinery has CDU capacity of 800mbd. It started operation in 2019. Operated by Zhejiang Petrochemical Co, this integrated refinery has an NCI of 12.1. Buy the profile here.

4. Jamnagar II Refinery

Jamnagar II is a coking refinery located in Gujarat, India. Owned by Reliance Industries, it has CDU capacity of 707mbd. The refinery started its operation in 2008. Operated by Reliance Industries, this Integrated refinery has an NCI of 14.0. Buy the profile here.

5. Jamnagar I Refinery

Jamnagar I, a coking refinery, is located in Gujarat, India. Reliance Industries is the operator of this refinery. It became operational in 1999. It has CDU capacity of 660mbd and is owned by Reliance Industries. This integrated refinery has an NCI of 11.3. Buy the profile here.

6. Jurong Island I Refinery

The Jurong Island I refinery in South West, Singapore, is owned by Exxon Mobil. The cracking refinery became operational in 1966. It is operated by ExxonMobil Fuels and Lubricants Co. With CDU capacity of 592mbd, the integrated refinery has an NCI of 5.8. Buy the profile here.

7. Onsan Refinery

Onsan, a cracking refinery, is operated by S-Oil Corporation. It started operations in 1980 and is located in Ulsan, South Korea. The refinery has CDU capacity of 580mbd and has an NCI of 9.8. The integrated refinery is owned by Saudi Arabian Oil Co. Buy the profile here.

8. Zhenhai Refinery

Located in Zhejiang, China, this is a coking refinery. It started operations in 1975. The refinery has CDU capacity of 542.3mbd. Sinopec Zhenhai Refining and Chemical Co is the operator of this refinery, and it is owned by China Petrochemical. This integrated refinery has an NCI of 11.1. Buy the profile here.

9. Mailiao Refinery

Mailiao refinery is located in Yunlin, Taiwan. This coking refinery became operational in 2000. It has CDU capacity of 540mbd. Formosa Petrochemical is the operator of the refinery, and it is owned by Formosa Plastics Group. This Integrated refinery has an NCI of 6.3. Buy the profile here.

10. Daesan I Refinery

Owned by Korea Shipbuilding & Offshore Engineering Co, Others and Saudi Arabian Oil Co, Daesan I is a coking refinery located in Chungcheongnam-do, South Korea. It became operational in 1964. Hyundai Oilbank Co is the operator of the refinery, which has CDU capacity of 520mbd. This Integrated refinery has an NCI of 10.6. Buy the profile here.

For more details on the refinery plants, buy the profiles here.

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