In the year 1976, our first factory was founded, Haimen KX Carbon Co.,Ltd. researching and producing all ranges of carbon graphite material and finished parts.
In the year 2000, our second factory was established, Suzhou Higher fiber material Co.,Ltd. mainly producing glassfiber material, Teflon material, Rubber material, PTFE material, kevlar fiber material, carbon fiber material, Mica material and so on, also related finished parts.
In the year 2004, our company had invest Cangzhou Metal parts Co.,Ltd. to enrich our products and produce our own copper wire, brush holder, sliding contact wire, constant force spring and so on metal parts.
In the year 2005, our new factory (Hefei Super Filters Co.,Ltd.) was founded again, producing and supplying vacuum pump / compressor parts: carbon vane, fiber vane, carbon fiber vane, aluminium vane, kevlar vane, air filter, oil filter, exhaust filter, oil separator, mist filter, rings, oil sign glass view, valves, rings and so on related parts.
In the year 2010, in order to supply best service to oversea clients, we specially opened a new company (Hefei Hil Material Technology Co.,Ltd.), all the oversea clients can get a one-stop service: full ranges of our materials, full ranges of our parts, best sale and after-sale managers, quickest feedback.