Chongqing Changjiang River Moulding Material (Group) Co., Ltd. produces and sells resin coated sand, foundry auxiliary materials and sand cores, and proppant worldwide. The company is also involved in reclaiming used foundry sand. It serves the foundry, auto making, motorcycle manufacturing, aviation, railroad, and oil and gas industries. The company was founded in 1993 and is headquartered in Chongqing, China.