We are that producerange hood auxiliary devices that prevent indoor air pollution.It is the first item in the world. If you buy it and install it yourself, the smell of smoke or food does not enter the house.We are a manufacturer of patented idea products.∙ Company Overview gotgan : Idea Living Development Manufacturer165, Uijeong-ro, Uijeongbu-si, Gyeonggi-do, Republic of Korea∙ Factory Information hyunjinim Co., Ltd. : Manufacturer of moulds and molds, such as molds/invents, etc.38, Paryasandan-ro, Jinjeop-eup, Namyangju-si, Gyeonggi-do, Republic of Korea∙ Our Service manufacturing delivery