Abstract: In order to make full use of internet and computer technology, complete optimal allocation of production factors in the grass and animal husbandry industry chain, and to improve industrial innovation ability and productivity, a system platform with front-end based on wechat applet and back-end based on blockchain smart contracts was designed． With help of convenience and unnecessary installation of applet, and security and traceability of blockchain, farm, grass, livestock in the grass and animal husbandry industry chain were turned into tradable digital assets． Through smart contracts, common people could use idle funds to form mutual locks with above-mentioned digital assets in form of investment, so as to participate in industrial chain． Combination of pasture planting and livestock breeding not only optimized resource allocation, shortened industrial chain, but also allowed more people to participate in form of crowdfunding． It was not only promotion and management of high-quality pasture, also be extended to cultivation of other types of agricultural products, realizing F2C（factory-to-consumer）consumer investment．