20 13 August. On August 20 13, the State Council issued the "Notice on Supporting cross-border electronic commerce's Retail Exports", which was the first time that the state officially indicated its policy support for cross-border electronic commerce. Therefore, in 20 13, China began to introduce policies to support the development of cross-border e-commerce. Policy meaning refers to the code of conduct formulated by the state and political parties to realize a certain political line.