BYUCKSAN ENGINEERING & CONSTRUCTION CO.,LTD is a Korea-based company engaged in construction and engineering business. The Company is involved in the construction of residential, commercial and industrial buildings; highways, bridges, tunnels, subways and railroads, as well as industrial plants such as combined heat and power plants and waste matter disposal facilities. It also engages in social overhead capital (SOC), turnkey, remodeling and reconstruction projects. On November 12, 2012, Inhee.Co,Ltd and seven related parties sold 55% stake of the Company. After the transaction, Inhee. Co,Ltd and the seven related parties' combined stake in the Company decreased to 3.9% from 58.9% and WooriBank became the largest shareholder of the Company, representing Inhee. Co,Ltd.