关键词: 投入产出表, 国际投入产出表, 附加值贸易, 全球价值链（GVC）

Abstract: As the fragmentation of international production has progressed, the total trade calculation system based on crossborder trade has not been able to reflect the reality of economic activities and the trade statistics based on added value were created. The International InputOutput table is an essential tool for valueadded trade statistics. The purpose of this paper is to introduce the major InterCountry InputOutput databases and their Implications, analyze the characteristics of the trade structure and electronic optical equipment between Japan and China by inputoutput table of Japan and China, and finally, prospect other application trends of the international input output table.

Key words: internationa linput output table, trade in value added ( TiVA ), global value chain ( GVC )