Hainan_Romanized
Bǽh-oe-tu
Romanization system of the Hainanese language
Bǽh-oe-tu (abbr. BOT; Chinese: 白話字) is an orthography used to write the Haikou dialect of the Hainanese language. It was invented by Carl C. Jeremiassen, a Danish pioneer missionary in Fucheng (present-day Haikou) in 1881.