Sino-Holding Chemicals Co.,Ltd. is an ISO-9001:2008 and ISO14001 registered advanced high technology enterprise engages in research , development , manufacture and supply specialities including : organoclay rheological additive (organic bentonite thixotropic agent ) , nanoclay , Nano Calcium Carbonate ,Carbon Nanofibers , Nano Grephite , bleaching earth ,oil drilling fluids viscosifier ,cat litter ,synthetic hectorite,synthetic hydrotalcite, polyamide wax , PE Wax, Modified Nonionic celluose ethers based rheological additive / rheology modifiers and Environmental chemicals including : Ceramic Honeycomb Catalyst , Ceramic Substrates and granular adsorption media ,actiivated carbon so on.