Modeun Changho Industry is a venture company which started in December of 1995 with synthetic resins doors recorded as the products of the Right for utility patent. This medium company gets larger and the main office is located in Nonsan-si with factory lot. The main product is &＃39;High-tech door&＃39;, the best of the synthetic resins doors on sale in the whole country. As well, this company tries to develop the new products with large investment of their profits from sale, which at last leads to the good result like &＃39;Como Sash&＃39; window, the special and epoke-making production to complement the faults of the synthetic resins windows, i.e., twist ness and bending. We are now trying to produce the standard size window to distribute to the whole construction areas. And we play a leading role in exporting windows and the materials, and now exert ourselves to open the markets of China, Russia and Vietnam from 1997.