UPSTREAM The Upstream Business Unit consists of three subcategories: Refinery and Shared Facilities, Aromatics, Olefins. Refinery and Shared Facilities As Thailand’s leading refiner and distributor of petroleum products, GC owns and operates a modern complex refinery equipped with hydrocracker and visbreaker units, capable of converting low-value fuel oil to more valuable middledistillate products. GC’s average refining capacity stands at 145,000 barrels per day of crude and 135,000 barrels per day of condensate. Additionally, GC’s refining process is flexible, ready to be adjusted to accommodate customer demand and volatility in the market. Below is a summary of GC’s refined products and their usage: 44
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