Departing from a reliance on riverbank gold panning or excavation mining, the Japanese set up smelting plants, using modern methods to extract gold. They introduced advanced mechanical equipment and specialized technologies, while hiring locals as company employees.
有別於先前的河邊淘洗或土法挖掘，日人設廠冶煉，以現代化方式開採，引入先進的機械設備與專門的開採技術，並僱用當地人為公司員工。