Inkstone made by slate one of the Chinese four major famous inks stone, which has a long historical standing. It is recorded that there was somebody quarried stones in Tao River to make ink stones. The feature of our inkstone is that quick rising, Fine Grind, and no harming to the brush. Further more, besides the excellent colorful stone, the big feature different from other ink stone is that our inkstone has variety shapes and fine engraving. Therefore, inkstone from Slateofchina is undoubtedly a very high reputation treasures on the international market.All of our ink stones are handmade, original, and not a counterfeit.Because of the stone's different grade, Our Ink stone is divided into high, medium, and low-grade.