Sucralose element sweetening agent is one kind high grade-sweetening agent, which has the similar flavor with sucralose. However, its sweet taste outdoes approximately by 600-650 times compared to the sucrose. Like other high strength sweetening agents, the sucralose element sweetening agent and the relative sweetness of sucrose will vary with the different density. The sweetening increasing coefficient of the sucralose element sweetening agent t in the water to outdoes by 500-750 times compared to the sucralose.