Shijiazhuang Mingchi sand group; in Taihang Mountain high-quality natural mineral resources as raw material, uses the local rich marble and granite as raw material through crushing, grinding, washing, grading and packing of multi-channel processes such as precision processing and production of natural sand, does not contain any dye, has no toxic, tasteless, non pollution and corrosion resistant, acid and alkali resistance, sunshine, do not change color etc..
Shijiazhuang Mingchi sand group; in the Baiyun Mountain high quality pure white ore as raw material to produce permanent dyeing sand; characteristics of no noise, Department of color, pure color, do not fade and so.
The main products types are: 10-20 mesh, 20-40 mesh, 40-80 mesh, 80-120 mesh, 120-180 mesh, 30-40 mesh, 30-70 mesh, 120 to 160 orders, 160 - 200 mesh (or ultrafine 200 - 800 mesh).