US Yachiyo, Inc. (USY) is the Plant Operations for Plastic Fuel Tank Assembly and Production of Injection Molded Parts. Produ ... cts: Plastic Fuel Tank Assembly and Production of Injection Molded Parts North American Headquarter: Yachiyo of America Inc. Plant Locations: Columbus, OH: AY Manufacturing, Ltd. Marion, OH: US Yachiyo, Inc. Carrollton, GA: Yachiyo Manufacturing of America, LLC. Mexico: Yachiyo Mexico Manufacturing S.A. de C.V. Quality and Environmental System: ISO 9000 / ISO 14001 Yachiyo Industry is a global company who specializes in the development and production of automotive parts. Yachiyo Industry has 10 Japan locations and 16 overseas locations. Our Fundamental Beliefs are "Respect for the Individual and Customer First". Yachiyo Company-Wide Quality Policy: Ensure the "customer first" thinking, and provide customers with world-class reliable products through participation by all associates, in order to obtain the satisfaction of all the customers who purchase and use our products. read more