Shiyan sand is better.
Yansha quartz stone has the characteristics of no radiation, acid and alkali resistance, aging resistance, high strength, high hardness and no color absorption. Therefore, it is widely used in home interior decoration, high-grade cabinet countertops, laboratory operation desks, floors, walls and various countertops of star-rated hotels, hospitals, shopping malls, airports, office buildings, hotel catering education and research, medical institutions and other advanced places, and its outstanding surface physicalization and usability are beyond the reach of other materials.