Heroes of the Fujian Sea is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

The story of Zheng Chenggong, the Prince of Yanping, who led a northern expedition to retake Taiwan from the Ming Dynasty in Nanjing, has been vividly depicted in modern comics. The detailed portrayal of the characters makes them more lifelike and helps readers better understand that period of history and our national heroes.