WEN (World Exchange Network, World Exchange Token) is initially issued based on the WalkerChain standard sub-currency protocol. In the future, more ecological models will be established when the main network is launched. Globally based ecological development plan. WEN will have good asset value preservation and expected value-added space, stable market liquidity, and value space can be imagined, bringing a series of ecological core welfare derivatives to blockchain enthusiasts. WEN has the characteristics of blockchain assets, is decentralized and cannot be tampered with. Constant issuance, with a total of 1.5 billion pieces, and will never be issued additionally.