Hipolyking Polyimide fiber, trade mare Yilun®, according to applications demanding, we have developed normal 2.22dtex, and fine 1.67dtex, as well as mirco-fine 0.89dtex fiber,which can meets different output required. Yilun fiber has excellent comprehensive performance.resistance high and low temperature, flame resistant,perfect chemical performance, has already applied to filtration,heat insulation,protection garment these fields.