p.M. August 23 Spandex seminar Nylon seminar P.M. August 24 Exploring your business PolyTHF Asia-pacific Senior Manager Chen Hao from BASF MDI Market Analysis Jin Yanli, marketing analysis manager of Yantai Wanhua PU Co., LTD. Performance Characteristics of Elastic Fibers and Key Notes on Dyeing & Finishing Sun Runjun, Professor, Xi'an Polytechnic University Comfort Stretch TM-- Boitech stretching staple from DuPont Zhang Lianjin, general manager of Haixing Technology Materials Co., Ltd. Spandex Industry Revolution and new trend Nixiaolan, assistant manager of CCF Meeting Meeting Meeting