Hongyipao
Hongyipao (Chinese: 紅夷炮/紅衣炮; pinyin: hóngyípào; lit. 'red barbarian cannon/red coat cannon'; Vietnamese: hồng di pháo) was the Chinese name for Portuguese-style muzzle-loading culverins introduced to China and Korea from the Portuguese colony of Macau and with the help of Portuguese diplomats and advisors in the Beijing imperial Court like João Rodrigues.