Abstract: As the main type of the fluorescent powders,rare-earth fluorescent powder with excellent-performance and broad application has mature preparation technology in its industry.It′s mainly used in modern light,traffic light,cars′status indicator,liquid crystal display (LCD) backlight,large-screen display and so on.To get excellent performance of the fluorescent powder,the research of preparation technology is the key process.Introduced various preparation methods of rare earth fluorescent powder at home and abroad,such as high-temperature solid-phase reaction method,soft chemical method,and physical microwave synthesis method etc..The advantages and disadvantages of these methods were also compared,respectively.Finally,the prospect and the development trend for the synthesis of rare earth fluorescent powder were proposed.