Background: In order to implement the strategic deployment of the Twelfth Five-Year Plan of the CPC Central Committee and the State Council, according to the spirit of "No.1 Document of the Central Committee" and "Several Opinions of the State Council on Actively Developing Modern Agriculture and Steadily Promoting the Construction of New Socialist Countryside", we will vigorously develop the three rural industries, and rely on the historical opportunity of the party and the state to "steadily develop the OTC market and futures market, accelerate the construction of social credit system, improve market regulations and supervision system, and standardize market order", relying on the advantages of local industrial resources in Rizhao City. The trading center was established in February 2009.