FZB (Fzend block chain) is a value circulation network developed based on blockchain technology. By creating business-level blockchain technology products and offering industry-wide one-stop solutions, we develop a high-performance, highly scalable foundational platform for blockchain technology. Through the creation of a diversified ecosystem with "Blockchain +", and equipped with the ability to rapidly construct upper-layer applications, it meets the needs of large-scale global user bases for practical application scenarios.