Natural Dayighting Systems Inquiry for Quotation We will sincerely answer. MORE + Business Partner Recruitment We are currently seeking business partners to do with portholes MORE + Customer Service Center +82 53 381 7752 Instaallation of daylight duct system in Saeron Elementary School Client : Daegu Metropolitan Office of Education Location : 5, Gwahak-ro 13-gil (Gaksan-dong), Dong-gu, Daegu-si