Facing the manufacturing industry, setting up effective competitiveness evaluation system and method of green product, is the important foundation and prerequisite of green product optimization and strategy of environmental protection in enterprises of manufacturing. Through analyzing the evaluation rule of product competitiveness factor in manufacturing industry, this paper establishes the index system to evaluate competitiveness of green product, and proposes this structural model to measure the competitiveness of green product. Then this paper makes the frame of definite index standard system about green product, and develops the closed multi level hierarchical evaluation system. It combines the summary evaluation with the gradual evaluation, the diagnosis evaluation with dynamic process to choose superior organically. And it also provides the accurate advantageous information and the reference basis for enterprise in manufacturing industry to make competitive strategies of the green product.