EN (Exploration Network) is a private payment network that achieves asset cross chain transfer by deploying cross chain bridges across multiple networks. On the basis of high-performance transmission efficiency, the Exploration Network focuses on user privacy protection and introduces zk-ENSMARK based EN Protocol and EN Shield anonymous payment systems. It is a privacy payment network that can achieve high concurrency, high scalability, and high privacy. In the future, assets on Ethereum can be mapped to Exploit and then sent to BSC, Heco, Boca parallel chain, etc....