The Han people seized the advantage this afforded. Because of this, throughout history there was a policy of "controlling the barbarians with tea." If the ethnic minorities were unwilling to be subjugated, the Han would not sell them tea.
這個弱點抓在漢人手裡，因此歷代都有「以茶制邊」的策略﹘﹘若是少數民族不肯稱臣，就不賣茶葉給他！