We, DoTEC Co.,Ltd. are a professional & specialist valve manufacturing company with many years of proven track record. We are of medium size, dedicated to design, develop and manufacture a wide range of superior quality valves and customer-oriented in offering prompt service. This website illustrates the types and range of valves we manufacture and market; many of which are manufactured by us and some, with in-house QC tests and certification by our professional engineersm are trade items. Our products are supplied locally and overseas worldwide for new and upgrading projects in chemical plants, petrochemical & thermal plants, oil-fieldand refinery applications-both onshore and offshore.