Cang Xie, the historian of the Yellow Emperor and the founder of Chinese characters, is known as the "sage of word-making". Today, in wucun, 35 miles northwest of Nanle County, there are Cang Xie Ridge, Cangjie Temple and Bookstores. Historians believe that Cang Xie was born in Sri Lanka and was buried there.
Wu Qi (about 440 BC-38 BC1year), a famous strategist and politician, was a native of Zuoshi (now Puyang, Henan Province) who defended the country in the early Warring States period, and wrote Woods' Art of War.