QTES (Q Letter Block Chain) is a distributed communication network based on 4th generation blockchain technology, providing secure, high-quality, and low-cost communication cloud services, including messaging, voice calling, video calling, VoIP, VPN, CDN, live streaming, IoT data interaction, and more.Qtes is a revolutionary pinnacle of blockchain social practice. It is not a single technology blockchain project, but an integration of multiple research results. Based on blockchain (BATF) value internet, Qtes is expected to become the future self governing encrypted social network platform with the largest number of users, and Qtes will undoubtedly become a link between users and blockchain institutions....