Jinnaiyuan (Henan) Industrial Technology Co.,Ltd. was founded in 2005 with nearly 200 employees, is a professional manufacture of new type of foundry materials. Our main products are spherical ceramic foundry sand, new type of special resin coated sand, coating, furnace lining, slag remover, and covering agent, etc. which are widely used in high-end foundry and enjoy good reputation in domestic market. The spherical ceramic foundry sand and new type ceramic coating researched and developed by our company has widely applied on core making of cylinder block and cylinder head of car engines, turbocharger and high-end hydraulic parts. We have our clients as First Automotive Group Corporation (FAW), China National Heavy Duty Truck Group Co., Ltd., and Weichai Power Co., Ltd., ASIMCO Technologies Limited etc. What’s more, we have drafted national standard of spherical ceramic foundry sand in China.