PTT shape memory fabric produced recently is famous for its high price of selling， which indicates the demands of market for new， special and excellent textiles. The paper expatiated the work mechanics and development of fabrics of shape memory alloy and sorts， work mechanics and development of shape memory polymer fabrics. The paper also discussed the development limitation of shape memory alloy fabrics and finished shape memory fabrics， and revealed the research value and development advantages of PTT shape memory fabrics.