Learning objectives 1.To understand the importance of clauses of quality, quantity, packing and price in a sales contract 2 To learn the methods of expressing the quality of goods in a sales contract 3 To learn different weight calculation methods +4.To learn the marks on transport packing 5. To understand cost accounting methods in exportLearning Objectives  1.To understand the importance of clauses of quality, quantity, packing and price in a sales contract  2.To learn the methods of expressing the quality of goods in a sales contract  3.To learn different weight calculation methods  4.To learn the marks on transport packing  5.To understand cost accounting methods in export