Advantages of the Medical Stone: 
1 Great adsorption capacity for heavy metal ion with 40%~90% adsorption rate for Pb, Ca, Hg, As; 
2 Inhibiting effect to bacteria; 
3 Increase water activity; 
4 High quality and competitive price. 

about us 

Xingguang abrasive factory since its establishment to focus the spirit of the professional attitude of the best quality and the prices sent to you. The company production of abrasive products exported widely with the rest of the world, at any time welcome you come to with me together to witness our glory with tomorrow's brilliant