Monk-artist Lam Ganchugiyn Purevbat is famous with his Modernist tankas and 3-dimensional mandalas. The marriage settlement was fixed at two crores of tankas. Silver was imported from China (as ingots), India ("tankas"), and from Mongolia and Siberia. A small number of Tankas also live in parts of Vietnam. Historically, the Tankas were considered to be outcasts. The total revenue collected during his rule was four crores and forty-three lakhs of tankas. Smith says that the Tankas experienced certain restrictions within the traditional Chinese social structure.