DAEJU Control Co., Ltd. has been established in 1985. And since 1985 we have been manufacturing Control Valves and Special specifictioned Control Valves that demanded by thousands of clients for their Petro-chemical plants and power plants' instruments. As we provided high quality products, we could be able to have satisfaction from our clients. We carefully review all our clients requirments and working conditions with all our might and main. And we recommand the products to our clients with the decades of technical knowhow and the most competitive prices. We give at least 24 to 48 months guarantee for all our products and these products have to pass the ISO 9001 Quality Management System and our stricted quality control system. DAEJU Control will keep research and develop our services and technical knowhow to satisfy all our clients in all business part.