Nanjing Iron and Steel Co., Ltd. is a publicly traded steel maker based in Nanjing, Jiangsu Province, China. The parent company of NISCO is Nanjing Nangang Iron and Steel United Co., Ltd., a joint venture of Hong Kong listed company Fosun International and Chinese state-owned enterprise Nanjing Iron and Steel Group in a 60–40 ratio. NISCO involves the pressing and smelting of ferrous metals and sales of steel materials. NISCO was a constituent of small cap SSE 380 Index from December 2015 to December 2017. According to World Steel Association, the corporation was ranked the 45th in 2015 the world ranking by production volume. Wikipedia