Who art name was a Chinese general and martial artist best known for countering the "wokou" pirates during the reign of the then known  Empire of the Great Ming?
Yu Dayou Yu Dayou (1503–1579), courtesy name Zhifu, art name Xujiang, was a Chinese general and martial artist best known for countering the "wokou" pirates along China's southeastern coast during the reign of the Jiajing Emperor in the Ming dynasty.
Yiquan Yi quan, also known as Dacheng quan, is a martial art system founded by the Chinese Xingyiquan master Wang Xiangzhai (王薌齋).