FOSHAN GRK COMMERCIAL CO LTD (outdoorpaintfloor. ) mainly produce sports flooring materials not only use on athletic tracks, but also on basketball court, tennis court, volleyball court, badminton court and playground etc.. FOSHAN GRK has its one-stop service system: independent research and development - production and sales - engineering - installation guide. after many years of development and growth, FOSHAN GRK is currently the most comprehensive strength of sport flooring material manufactures in China market.