Electronic PK Chain, or EPC for short, is an electronic sports (e-sports) chain designed to utilize blockchain technology and incorporate its characteristics to establish a fair, open, and comprehensive e-sports network. The goal is to address the trust and fairness issues currently plaguing the e-sports industry, making the entire industry more equitable, open, and efficient. The original intention of the EPC is to construct a multi-dimensional e-sports blockchain platform, implementing a comprehensive solution leveraging the underlying blockchain technology and rewarding it with a unified digital currency generated through blockchain technology.