 NTN Casting Corporation is a wholly owned subsidiary of NTN Corporation based in Hirata, Shimane Prefecture.The company is a member of the Japan Cast Iron Foundry Association, and performed research on the recycling of casting sand for use as roadbed material, which has historically taken up space in landfills.NTN (China) Investment Corporation was established in Shanghai in 2005 to oversee its current operations and new projects in China to improve productivity relative to capital, equipment, information, materials, personnel, products, technology and other business resources as well as integrating supply chain channels and advancing new projects.