[h=1]THE CH'ING DYNASTY[/h][h=2]Emperor SHENG TSU
AD 1662-1722[/h][h=3]reign title: K'ANG-HSI, AD 1662-1722[/h]Your obverse with four characters is
(top-bottom-right-left) K'ANG/HSI/T'UNG/PAO
Your reverse with the two characters is
"BOO CIOWAN" (Board of Revenue mint). The Manchu mint name translates to Pao-Ch'uan, or "The Fountain head of the Currency".