On August 20th, the "POW'ER 2019 Global Developers Conference" hosted by Mars Finance was held in Beijing. Zhang Xia, AWS's chief cloud computing business strategy consultant, said in his speech that AWS has five unique advantages: 1. Global advantages, including 22 regions, 69 Availability Zones, 180 edge sites, etc. 2. Policy advantages, including overseas China Regional physical isolation, etc.; 3. Technological advantages, including perfect security services; 4. Case advantages, most blockchain projects are deployed on AWS; 5. Resource advantages, such as close cooperation with investors and institutions in the blockchain field Do indirect investment together.