Expats visit a national intangible heritage base for mantis boxing on Oct 28. Mantis boxing is a famous type of boxing that originated in Laiyang, a county-level city in Yantai, Shandong province. [Photo/chinadaily.com.cn]

Mantis boxing has a history of nearly 300 years and combines 18 types of boxing, embodying the strengths of many martial arts schools. [Photo/chinadaily.com.cn]

Yu Yongbo (in yellow), a ninth generation inheritor of Chinese mantis boxing, teaches the art to expats. [Photo/chinadaily.com.cn]

Expats try their hands at mantis boxing at the national intangible heritage base for mantis boxing on Oct 28. [Photo/chinadaily.com.cn]

Mantis boxing is listed as a national intangible cultural heritage item in 2008. [Photo/chinadaily.com.cn]