Vet is converted from ven according to the ratio of 1 ven: 100 vet. Vechain platform is a global ledger information interaction and cooperation cloud platform based on block technology. Connect with the application layer through API, digitize people, things or things in the real world, and realize the interconnection of information. Through smart contracts based on practical applications in the industry, collaboration and value transfer in different scenarios are realized, so as to map the real business world to the blockchain. Through cross platform, cross enterprise, cross industry and cross-border interconnection and cooperation, create a new business model and provide "trust services" for collaboration participants. Vechain project was launched in Shanghai in June 2015 and has undergone three major upgrades. As the world's leading enterprise friendly blockchain public chain platform, vechainthor blockchain, independently designed and developed by vichain, has a perfect economic model and strong governance structure to ensure that blockchain technology can be reasonably implemented and provide a complete set of simple, safe and reliable blockchain solutions for enterprises and individuals. The vision of chain only and Raytheon blockchain is to create a trusted distributed business environment with transparent information, collaborative efficiency and high-speed transmission of value.