On November 29, "2019 Xiamen New Economic Development Conference" was held. Ma Shitao, chief architect of Ant Financial's blockchain, said that the most important mission of blockchain is to empower the real economy. Xiamen should vigorously build and consolidate the underlying technology foundation. Promote technological innovation and actively explore the integration of blockchain and the real economy. For example, blockchain technology can be used to assist foreign trade companies in managing the supply chain and better serve the development of Xiamen's outward-oriented economy.