Abstract:Abstract: Japan is one of the traditional importer of Chinese tea, Chinese and Japanese tea trade has relation to the development of trade between the two countries, taking the Sino Japanese tea trade as the research object, The paper analyzes the effect of implementation of Japanese tea technical trade barriers on China tea export, that Japan frequently raise the import standards of tea and implement technical trade barriers which making the quantity and amount decline and making prices rise about tea export from China to Japan, also making our country tea decreased in Japanese tea import proportion, can seriously implementing the agricultural residues in tea standard system, improving the processing ability, increasing additional value of tea, constructing tea technology innovation system to promote China tea export.