Abstract: Currently a new round of electricity market reform is being deepened in China.Based on the energy and consumption distribution in China,it is a major tendency to establish a nationwide electricity market in China.Since the last decade,Europe has been striving to build a unified electricity market across the countries.The experience of European unified electricity market can provide inspirations for the Chinese electricity market design.Firstly,the background and structure of European unified electricity market are summarized,including market structure,products and congestion management methods.Secondly,the implications of European unified electricity market are analyzed.Finally,some suggestions are proposed for the future electricity market design in China.