Raystone New Material is a professional supplier and manufacturer of oil fracturing proppant such as light weight proppant and high strength proppant used in the exploitation and fracturing of oil fields. our company so far is the largest and most technologically advanced manufacturer of ceramic proppant in China. Our proppants has good sphericity, smooth surface, high compressive strength, and perfect long term conductivity, which have fully met the standards of ISO13503-2 and API RP60. We believe our qualified product specification will completely meet your requirement.And at the same time, our compay are expanding business.