As a manufacture of elastic distal portion, low gradient material and shock absorber, we have experiences of export of saddle with good durability and shock-abrorptiveness to Europe, US, Japan in 1993, developing materials and all kinds of Jell goods, such as Jelly candle, nubra Jell, a wrist rests for computer users, wheelchair sitting cushion with good dispersion of body pressure, industrial damper, Jell sheet, etc.