With the development of regional economic integration the textile and garment industry, which has the characteristics of the buyer-driven value chain, is forming production network in NAFTA, EU and Asian region, and the industry chain has regional characteristics.The paper compares and analyses the industry's upgrade model in three regions.On the basis of this, the paper discusses the role of government for promoting the Chinese textile and garment industry upgrading from the macroeconomics and the strategic orientation of Chinese company.