"There has never in history been any example found of porcelain carrying a manufacturing date recorded using the heavenly stems and earthly branches," he states. He argues that it is more likely that these Yue kiln items date to the late tenth century, to the Northern Song era. "
「歷代陶瓷以干支紀元的，找不出例子」，他認為，這些越窯的年代以「十世紀、北宋初的可能最大。」