HO CHI MINH CITY URBAN RAILWAY CONSTRUCTION PROJECT BEN THANH - SUOI TIEN SECTION (LINE 1) CONTRACT PACKAGE 2: CIVIL(ELEVATED & DEPOT) BY SUMITOMO -CIENCO6 GS E&C has established its status as a top-ranking company domestically since its foundation in 1969 by achieving tremendous growth in the fields of architecture, civil engineering, housing, plant, environment and power plant." GS E&C has established its status as a top-ranking company domestically since its foundation in 1969 by achieving tremendous growth in the fields of architecture, civil engineering, housing, plant, environment and power plant.