Sponsored
Japan
KOA Diesel Co., Ltd. is a Japanese firm specialized in the design, manufacturing, and sales of sound isolation facilities. The company was integrated in 2025 through the takeover of the fully owned subsidiary of SK Tech into an enterprise with high expertise in the field of acoustic protection. KOA Diesel is known for its services and products, particularly for their own branded and licensed sound isolation facilities, which they supply to various ship and plant types. The firm has certificates and classes that confirm their expertise in the industry. It operates locations in Japan and has also undertaken international projects.
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