On February 26th, the second lesson of Babbitt Industry Welcome Class continued. Ma Shitao, chief solution architect of Ant Blockchain, served as the lecturer in this section. The theme of the sharing was "The Practice of Big Factory: Layout of Heavy Metals, Blockchain Technology." Innovation and Exploration. In answering the question of how users view the necessity of the open source of the alliance chain platform, Ma Shitao said that the Ant blockchain adheres to independent innovation and embraces other blockchain platforms. The results of open source are good and bad. You don't have to worry too much about whether the platform is open source, but you need to choose the required platform according to business needs.