United quartz sand Ltd. is located in Hangzhou Yuhang, Hangzhou East, convenient transportation, the company has two quartz sand processing plant, with an annual output of various dozens of tons of quartz sand, quartz sand is a professional production companies, has its own mining Right mineral rights. Main products: water with homogeneous, uniform particle size, conventional media and cushion; casting washed with water, scrub sand; normalized standard sand; cobblestone garden construction, gravel, sand drainage smelting, oil fracturing sand, sand casting , various models of coated sand, quartz sand. From three varieties series, more than 30 specifications, to meet the requirements of water treatment, casting, building materials industry. The company has business department, production department, development department and other departments. The implementation of personal responsibility, strict implementation of water treatment media CJ / T43-2005 ministerial technical standards, JB / JQ8200-90 sand casting technology standards, and the implementation of GB / T19001-2000idtISO9001:. 2000 production quality assurance system "perfect management system, high-quality production and management philosophy "is our twenty years of unremitting efforts for the user build a stable, strong, reliable service platform for domestic and international users of appreciation and recognition.