Hyundai Engineering and Construction Co., Ltd. (HDEC; Korean: 현대건설 주식회사; Hanja: 現代建設 株式會社; RR: Hyeondae Geonseol Jusik Hoesa) is a major construction company in South Korea.The company was founded by Chung Ju-yung in 1947 as the Hyundai Civil Works Company and was a major component of the Hyundai Group.Hyundai Construction and Hyundai …