The Nikkei Asian Review released its fourth 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 profitable and fast-growing companies from 11 economies across the region, excluding Japan. We compiled the ranking by analyzing the 325 companies on that list, taking into account a mix of four factors: growth, profitability, efficiency and financial soundness.