This book mainly focuses on the miracle of China's foreign trade in the past 40 years from five perspectives: first, it briefly reviews the import substitution strategy China adopted before its opening-up; second, it analyzes the export-oriented strategy that contributes a lot to China's economic growth since 1980s; third, it discusses the impacts of trade liberalization and China's participation in WTO on Chinese firms; forth, it addresses the deepening opening-up in the context of global financial crisis; last, it provides policy advice on China's newly conducted all-around opening-up strategy. By dividing China's opening-up into five stages, this book offers a comprehensive discussion to understand and analyze the reason, performance and challenge of China's economic growth from the perspective of foreign trade.