The Nikkei Asian Review released today its second annual Asia300 Power Performers Ranking, a compilation of the most powerful and valuable listed companies in Asia. The Asia300 list is Nikkei's exclusive selection of the biggest and fastest-growing companies from 11 economies across the continent. We compiled the ranking by analyzing the 327 companies on that list, taking into account a mix of four factors: growth, profitability, efficiency and financial soundness.