Tienlen Steel Corporation Joint Stock Company is a Vietnam-based company engaged in the steel industry. It manufactures and trades steel shapes, steel sheets, steel coils, processed steel products and other construction steel products, as well as corrugated iron sheets and other roofing, siding and insulation materials. The Company is also involved in road freight transportation, along with the provision of warehousing and steel processing services. Other activities include construction, real estate investment and forestation. During the year ended December 31, 2012, 99.8% of its net revenue came from the sale of steel products. As of December 31, 2012, the Company had two subsidiaries and one affiliate.