XINGMA a number of CAA TRACK AND FIELD EQUIPMENT COMMITTEE, specializes in the supply of quality EPDM granules on a national/international basis, as well as the installation of artificial surfaces for athletics tracks, in clud-ing running tracks, tennis courts and safety surfaces. our XINGMA brand colorful EPDM granules are all nonpoisonous pollution-free, they are sold well in national and international ***** kind of products is green and environmentally safe.