PTT fiber, which is a new polyester fiber, has been a representative of novel fibers due to its low modulus, soft touch, high elasticity, good antistatic and anti-soil properties. Based on the background of 2008 Winter Symposium of CORTERRA^® Industry Chain which was organized by Shell（China）Ltd., this article focused on discussing the status quo and developing trend of PTT at home and abroad,hoping to provide some references for those who have joined PTT industry or who are interested.