Pirates of the South China Coast (traditional Chinese: 華南海盜; simplified Chinese: 华南海盗; pinyin: huá nán hǎi dào) were Chinese pirates who were active throughout the South China Sea from the late 18th century to the 19th century, mainly from 1790 to 1810. Aftee 1805, the pirates of the South China Coast entered their most powerful period. Many pirates were fully trained by the Tây Sơn dynasty of Vietnam. They were called Ladrones by .