Ming dynasty China defeated the Dutch East India Company in the Sino-Dutch conflicts. The Chinese first defeated and drove the Dutch out of the Pescadores in 1624. The Ming navy under Zheng Zhilong defeated the Dutch East India Company's fleet at the 1633 Battle of Liaoluo Bay. In 1662, Zheng Zhilong's son Zheng Chenggong (also known as Koxinga) expelled the Dutch from Taiwan after defeating them in the Siege of Fort Zeelandia. ("see" History of Taiwan) Further, the Dutch East India Company trade post on Dejima (1641–1857), an artificial island off the coast of Nagasaki, was for a long time the only place where Europeans could trade with Japan.