Grateful stone & building material Co., Ltd. is professional supplier of all kinds of natural stone.With 10 years experience of expolit quarry, produce and export products by ourselves.We have exported our stone to 1/3 countries of the whole world.Our products covering black, grey, green and rusty color slate for flooring, roofing, mushroom, culture stone, irregular stone etc with manysize.Because we persuit best service and high reputation.So we promise honest and high quality to every customer all the time.