> manufacturer of caustic soda and hydrochloric acid and the only company that produces chlorine in commercial quantities. In addition, it supplies more than 50% of the country's requirement for sodium hypochlorite. The products end up in the manufacture of many useful consumer products that are important in our daily lives. The company is backed by a team of technically skilled managers with long and extensive experience in the field of pvc and chlor-alkali production. Through the years, mvc continues to affirm its commitment to quality. mvc is certified to iso 9001:2015 quality standards - the internationally recognized standard of world-class quality. Its mabuhay premium bleach plant (mbpb) in sta. Rosa, laguna is also iso 14001:2015 certified for environmental management system while its iligan plant is certified for its integrated management system consisting of iso 9001:2015, iso 14001:2015 and iso 45001:2018.