Van wie was Zheng Jing?

Zheng Jing, Prince of Yanping (Chinese: 鄭經; Pe̍h-ōe-jī: Tēⁿ Keng; 25 October 1642 – 17 March 1681), courtesy names Xianzhi (Chinese: 賢之; Pe̍h-ōe-jī: Hiân-chi) and Yuanzhi (Chinese: 元之; Pe̍h-ōe-jī: Goân-chi), pseudonym Shitian (Chinese: 式天; Pe̍h-ōe-jī: Sek-thian), was initially a Southern Ming military general who later became the second ruler of the Tungning Kingdom of Taiwan by succeeding his father Koxinga's hereditary title of "Prince of Yanping", reigned as a dynastic monarch of the kingdom from 1662 to 1681.