DAOGUANG PERIOD (1821-1850), IRON RED XIEZHU ZHUREN MARK

The four character seal mark Xie zhu zhu ren may be translated as 'Master of the Xie Bamboo'. Xie (cutting), is the name of a valley in the Kunlun mountains. There, during the reign of the 'Yellow Emperor' Huangdi, it is said the first musical scale was made from varying lengths of cut bamboo.