It has been very difficult for the Doha Round Negotiation since China accessed into the WTO 15 years ago. However, since then, China has benefited greatly from integration into the world trade system while arising as the largest trade partner in the world. The trade disputes with China have been also getting normal nowadays after the time for China to learn settlement of disputes in the WTO and the peak period in terms of number of disputes related to China. In considering the authority of treaty interpretation made by the WTO Appellate Body, it is necessary to review its interpretation on the disputes settlement with China in the last 15 years so as to understand possible uniqueness or commons of treaty interpretation in comparison with the non-China involved cases, and furthermore, to analyzes the effects on development of China’s domestic legal systems.