Daqing Diamond Tools Factory (directly under Sincere Group Co.,Ltd) is a professional company for diamond tools production.. Our factory established in 1991 and we have more than twenty years experience in producing diamond tools. Our products is suitable for marble, granite, glass, cement road, etc. process the polishing of cutting mainly, Products have stone material dysmorphism frit briquetting roller, electroplate briquetting roller, emery wheel polishing wheel, various kinds of specificatio