Established in 1998,HSL DIAMOND has manufacturing diamond tools used for processing ceramics,carbide,stone,glass and optical elements.Through years of high quality manufacturing and customer care,HSL DIAMOND earned a solid industry reputayion. HSL DIANOND is a privately held company located in Haikou city in southern China.It invests heavily in research and development leading to innovative approach to tools applications and ability in providing cost-effective,realistic solutions for production problems. For example, HSL DIAMOND engineers developed a new diamond saw blade that has shown promising results for a soft rocks.The cutting action of diamond saw blades allows larger cutting depth and faster cutting speed (see"studies on Diamond saw blade for cutting soft rocks" from<<DIAMOND & ABRASIVES ENGINEERING>>ISSN1006-852X) Because the business of HSL DIAMOND is manufacturing,it can offer its customers high quality diamond tools at"directly from the factory"prices.You are welcome to contact us at Email: for product information. HSL DIAMOND engineers are always there with the technical know-how to support our customers.