Oriental Chain Mfg.. 

Oriental Chain Mfg. Co., Ltd. manufactures and sells roller chains, conveyor chains, and sprockets for use in various equipment in Japan and internationally. Its products include stainless and nickel plated, extra heavy duty, and top roller chains, as well as roller chains with outboard rollers; plastic, hollow pin, selube, mini pitch, super shield, leaf, circular, double pitch conveyor, attachment, bai speed, low temperature, deep link plate, straight link plate, conveyor, economical series, and cable chains; wide chains with crossrods; chain couplings; and sprockets. The company was founded in 1947 and is headquartered in Hakusan, Japan.