Improving the green market system and increasing the supply of green products are important parts of the reform of the ecological civilization system. To build a unified standards, certification and labeling system of green product is the inevitable requirement of promoting green low-carbon cyclic development and fostering a green market, is an important measure to strengthen the supply side structural reform and improve the supply quality and efficiency of green products, is an urgent task to guide industrial transformation and upgrading and enhance China’s competitiveness in manufacturing, is an effective way to lead the green consumption, protect and improve people's livelihood, is the practical need to fulfill its international commitments of emission reduction and enhance China's discourse right of participating in the global governance system.