求高手把一段中文摘要翻译成英文~

Tianjin Port Free Trade Zone with excellent geographical location and convenient transport network and the continuous improvement of business functions, has become a link in Tianjin overseas, Mainland radiation, the country's key economic services carrier. With China's accession to the WTO commitment to a comprehensive honoured, blessed the policy advantages of the bonded area is facing unprecedented challenges. How to determine its direction and targeting system and function as well as on the transition and become an important issue. Based on the Tianjin Bonded Zone system and the function of the characteristics described, and the Tianjin Bonded Zone and the world free trade zone contrast, demonstrated the Tianjin Bonded Zone to the feasibility of a free trade zone in transition and in need of policy support.