XiuShan LonFee new material Co.,Ltd established in 2005 is an high science technology private joint-stock enterprise. The nano silica we produced as per the technology of the domestic advanced patent (200310123470.9) has been widely used in all kinds of field such as catalyst, catalyst carrier, petrochemical industry, decolorizer, flatting agent, rubber reinforcing agent, plastic filling agent, printing ink thickening agent, metal soften polishing agent, heat-insulated stuffing bulking agent, ad...