Project A 4K 1983

Hong Kong in the early 20th century. Pirates led by the sinister boss Lo are rampant on the Chinese sea. The government pins all its hopes on a plan to fight the pirates, codenamed "Project A". But Lo is always one step ahead of the authorities, undermines their ships, and the project is jeopardized. A Coast Guard fighter named Dragon and his comrades take it upon themselves to carry it out.