JOHANNESBURG--February 6, 2013--Written by Richard Finlayson, Senior International Editor for Industrial Info Resources (Sugar Land, Texas)--In response to rising uncertainties in the global steel industry, POSCO's (NYSE:PKX) (Seoul, South Korea) top management has unveiled the company's strategy for future growth. The blueprint titled "POSCO Family Vision 2020" will seek core business expansion from steel to energy and materials. Currently, the company is the fourth-ranked global steel producer.