The core of investment and finance- Harbin international commodity trading center, is a commodity trading platform approved by the people's government of heilongjiang province. With the purpose of serving the green agricultural products industry, it constructs and improves the ecological system of the agricultural products industry through a diversified and 3 dimensional service systems, covering 4 ecological circles including "industrial ecosphere, circulation ecosphere, financial ecosphere and data ecosphere". The varieties of the trading center are black fungus, mushroom, rice, soybean and other products, and the customer groups are all agricultural cooperatives and enterprises.