Objectives A.To understand better the importance and function of tariff B.To have a better understand of different types and forms of tariff barriers C. To learn relevant expressions and language structure 制尔香行質易大孝 15Objectives Objectives A.To understand better the importance To understand better the importance and function of tariff and function of tariff B.To have a better understand of To have a better understand of different types and forms of tariff different types and forms of tariff barriers barriers C.To learn relevant expressions and To learn relevant expressions and language structure language structure