Taijitu the Tibetan designs have three or four swirls (representing the Three Jewels or the Four Noble Truths, i.e. as a triskele and a tetraskelion design), Lai Zhide's taijitu has two swirls, terminating in a central circle. The Ming-era design of the taijitu of two interlocking spirals has been reported as "yin-yang symbol" in the first half of the 20th century. The flag of South Korea, originally introduced as the flag of Joseon era Korea in 1882, shows this symbol in red and blue. This was a modernisation of the older (early 19th century) form of the Bat Quai Do used
Yang Yin Emperor Xiaozhuang. However, after Yuan Hao was subsequently defeated by Erzhu, permitting Emperor Xiaozhuang to return to Luoyang, Yang Yin believed that the empire was not yet at peace and decided to leave governmental service, taking up a hermit's existence with his friend Xing Shao at Mount Song. Thereafter, however, Yang Yin's cousin Yang Youqing, while advising Emperor Xiaowu, whom Gao Huan had made emperor, used strong language that offended Emperor Xiaowu and was put to death. Another member of Gao's staff, Guo Xiu, was jealous of Yang's abilities, and he therefore gave Yang false news that Gao was intending