With the immediate looming problems in environment and energy the world is facing today, renewable energy industry, such as the photovoltaic power generation, is under rapid development. Photovoltaic power generation, though currently in the early stages of development, is of great potential for development with its stable and high growth rate. Among them, the LED field is also an important direction of photovoltaic applications. This paper first briefly introduces the constituent elements and structure of trade innovation system of PV industry...