In this analysis, we dive into China's ambitious plan to develop a globally dominant digital currency. Drawing from insights by Li Lihui, former president of Bank of China and head of the Blockchain Working Group at China Internet Finance Association, we explore how blockchain technology forms the backbone of this initiative. The article examines three key aspects: blockchain architecture types (public, private, and consortium), the design principles behind China's DC/EP digital currency project, and how this fits into broader national digital economy strategies. With my background in DeFi protocol architecture, I'll break down what makes this approach unique and potentially game-changing in global finance.