Established in 1993, KINJOIN CO., LTD. (Parent company of KUNSUN) is a professional manufacturer of thermoplastic elastomers which are green and environmentally friendly products. We mainly produce TPU thermoplastic elastomer and sold all over the world with outstanding quality and considerate service. With the responsible attitude towards natural environmental protection, our company has developed KOSLEN TPU which enjoy great and consistent stabilized quality reputation among customers. Since the establishment, the company has been upholding the business philosophy of pursuing excellence, service-oriented and sustainable development and setting up a set of standards in line with international quality assurance in quality management, production safety and social and environmental protection. Mean- while, we continue to pursue the technical innovation, own a smart R & D team and have high-tech analytical instruments. Therefore we have the advantages and features to keep market competitiveness in various applications. With the responsible attitude towards natural environmental protection, our company has pass ISO9001 and ISO14001. KOSLEN TPU meet the needs of different customers by new concept and multi-functional materials.