Huolongjing

The Huolongjing (traditional Chinese: 火龍經; simplified Chinese: 火龙经; pinyin: Huǒ Lóng Jīng; Wade-Giles: Huo Lung Ching; rendered by its translator into English as Fire Drake Manual; in modern English, Fire Dragon Manual) is a 14th century military treatise that was compiled and edited by Jiao Yu and Liu Ji of the early Ming Dynasty (1368–1644 AD) in China. It outlined the use of various 'fire–weapons' involving the use of gunpowder.