Dae Hyun Sang Gong has been trying to enhance the quality of office space and residence culture under the brand name "Wata", as a small-medium enterpri-se specializing in manufacture of window and door hardware for tall building and residential-commercial buildings.With our own planning design, production facilities and inspection equipment, we are trying to supply products in excellence locally and to overseas. We, all of our Dae Hyun Sang Gong, will listen to customers valuable advice, striving to create high-class and good-functional products customers want.Dae Hyun Sang Gong began to consider hardware application to all processes from design of window & door fittings (hardware) and put this on track in 2004. We formed in-house hardware application technology team to provide the best service so that we can help customers see how it would be in advance of actual window placement by simulation and open distance check.