Asahishimmachi, Japan
Sanko Tanker Co Ltd is a Japanese firm with various business areas, including logistics, construction materials, electronic devices and IT products, shipbuilding, agricultural machinery, photovoltaics, road construction, automotive components, and crane parts. The company offers specifically for the production of fasteners and bolts as well as building and construction materials. It has certificates like ISO 9001 (Quality Assurance) and ISO 14001 (Environmental Management). Sanko formalized its environmental awareness in the year 2001, and since 2026, the firm is recognized as a "DX-Identified Entrepreneur" by the Ministry of Economy, Trade and Culture. The headquarters are located in Kochi Prefecture, Japan, with further locations across the country.
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