The rectangular section body raised on four high straight legs with two straight ears. brightly enamelled to each face with a large taotie mask reserved on a turquoise ground and divided at the centre and corners by gilt notched flanges, the broad everted gilt rim set with a pair of loop handles decorated with ruyi scrolls on a turquoise ground. This lot has abundant exquisite details that difference its design from the one of Xia, Shang and Zhou dynasties, making it with a unique style of the Qianlong period.