Hoga Industry Co., Ltd. was established in 1976 and has been specialized in the production and sale of engine valves, valve guides and valve seats. We persist the 4 concepts of "honest and reliable business", "aggressive improvement", "quality supreme" and "customer satisfaction" in management and are heading for the target of "forever lasting management". In conformation with our quality policy, we got smoothly the most strict domestic ISO-9002 certificate from the Bureau of Merchandise Inspection on June 24, 1996. We realized that the certification is just the beginning of our forever lasting management and introduced TPM (Total Production Management) project in May, 1999 to execute our p ... more