½ Liang (Type 2; inverted Ban)

The Ban Liang coinage was introduced by Qin Shi Huang in 221 BCE as part of his sweeping reforms to unify the chaotic currency systems of the Warring States period. By mandating a standardized round coin with a square hole, the Emperor aimed to centralize fiscal control and simplify trade across his newly established empire. This specific Type 2 variety, characterized by the inverted arrangement of the characters, reflects the early experimental phases of the Qin minting process as officials sought to establish a consistent weight and aesthetic standard for the nascent imperial economy.

The design of the Ban Liang was intentionally symbolic, with the circular shape representing the heavens and the square hole denoting the earth, reflecting the philosophical underpinnings of Qin governance. These coins were cast from bronze in sand molds, and the variations in character alignment and script suggest that production occurred across multiple regional mints adapting to central directives. While intended to serve as a reliable medium of exchange, the coins were often met with skepticism by merchants accustomed to diverse local currencies, leading to a long transition period before the currency became fully accepted throughout the Chinese provinces.