With the increasingly stringent quality standards for clean gasoline stipulating more strict requirements on the sulfur, olefins and aromatic contents in gasoline, the gasoline standard in China is approaching the world level with an increasingly accelerating step towards gasoline quality upgrading. Because the dominating part of sulfur and olefins in the finished gasoline emanates from FCC gasoline, it is the key to meet the future demand for gasoline quality to decrease the content of sulfur and olefins in the FCC gasoline. A series of technologies developed in SINOPEC aimed at reduction of sulfur and olefin contents in the FCC gasoline, and the application results, are introduced.
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