Name of Construction Company Project Name Number of Household Remarks Daewoo Construction Seoul Oryudong Daewoo Apartment 280 Balcony Window Samsung Construction Munjungdong Samsung Apartment 531 Balcony Window Korea National Housing Corp. Gongju Shinkwan Choogong Apartment 512 Inside Window Daewoo Construction Shinrimdong Daewoo Apartment 720 Balcony Window / System Window Korea National Housing Corp. Kwangjoo Yongbong Choogong Apartment 901 Balcony Window / System Window Samsung Construction Bangbaedong Samsung Apartment 516 Balcony Window / System Window Samsung Construction Bondong Samsung Apartment 359 Balcony Window / System Window Samsung Construction Sangdo 3rd Samsung Apartment 1000 Balcony Window / System Window Samsung Construction Jamsil Galleria Pallace 741 Inside Window Samsung Construction Seocho Trapallace 257 Inside Window Hanhwa Construction Gongdeokdong Hanhwa Apartment 150 Balcony Window / System Window Samsung Construction Dobong Samsung Apartment 294 Balcony Window Samsung Construction Gooro Samsung Apartment 1496 Balcony Window Doosan Construction Youngdeungpo Doosan Apartment 98 Balcony Window Woorim Construction Ilsan Rodeosweet Contract System Window DongIlConstruction Banghwadong Apartment 63 Balcony Window Samsung Construction Hannamdong Hillside Remodeling Contract Inside Window Korea National Housing Pochon WooriShinil Apartment Contract Balcony Window