Formosa Petrochemical operates the Mailiao refinery, which is located in Yunlin, Taiwan. It is an integrated refinery owned by Formosa Plastics Group . The refinery, which started operations in 2000, has an NCI of 7.

Key processes of the refinery

Crude Distillation Unit (mbd): 540
Vacuum Distillation (mbd): 80
Coking (mbd): 36
Catalytic Cracker (mbd): 152
Reformer (mbd): 35
Hydrotreater (mbd): 311
Alkylation (mbd): 14

The capacity of the refinery is expected to remain the same as 540mbd by 2030.

Maintenance activities at Mailiao refinery

The Mailiao refinery witnessed thirty one incidents during the period 2015-2020.

About Formosa Petrochemical

Formosa Petrochemical Corp (FPCC), a subsidiary of Formosa Plastics Group, refines crude oil and sells refined petroleum products and olefins. The company operates refinery and integrated petrochemical complexes. It imports, exports, markets, stores, and transports crude oil, gasoline, naphtha, propane and other feedstock. It operates co-generation plants to provide steam and electricity to industrial plants. The company also exports and imports liquefied petroleum gas, and petroleum products. It also produces and sells inorganic gases such as nitrogen, oxygen, and compressed air. The company has operational presence in the markets of Taiwan, Southeast Asia, China, Hong Kong and North America. FPCC is headquartered in Yunlin, Taiwan.


Information on the refinery is sourced from GlobalData’s refinery database that provides detailed information on all active and upcoming, crude oil refineries and heavy oil upgraders globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.