The company is specialized in R&D, manufacturing and marketing of polyimide-containing products. After persistent development for several years, as a china-based company with its marketing and R&D center in shanghai and production bases both in Shanghai and Changzhou, HPI is aimed to be a leading manufacturer in China dedicating to the breakthrough of manufacturing technologies and commercialization for polyimide fiber, the development of new application to satisfy social demands best, and the commitment to the society and public. The polyimide fiber industrialization project is planed to achieve the annual capacity of 3000 tons. Production line with100 tons annual capacity in Shanghai trial base has gone into production already. Polyimide fiber is a kind of revolutionary high performance synthetic fiber, which is well-know with its excellent properties: Non-flammability, Thermo Stability, Electrical Insulating, Chemical Resistance, High Elongation at Break, Abrasion Resistance, Radio Resistance etc. ULtraFiber™ brand belongs to HPI company, which could be widely used in Hot Gas Filter, Fire Safety, Sports Industry, Aero Space etc.