The People's Bank of China (PBOC) formally announced the introduction of the 2025 Year of the Snake 20 Yuan commemorative polymer banknote on December 9, 2024.1 Operating as an official legal tender commemorative issue rather than a private or fantasy release, the banknote entered public distribution on January 3, 2025.1 This issuance represents a continuation of the Chinese central bank's strategic transition toward utilizing advanced polymer substrates for special circulating currency, specifically focusing on celebrating the traditional Chinese lunar zodiac calendar.

The decision to authorize and issue this specific banknote was codified under the regulatory framework of the PBOC, operating under official announcements that dictate the parameters of legal tender.3 The lunar new year, also known as the Spring Festival, remains the most si ...