Tā chūshēn míngmén, zìyòu jiēshòu liánghǎo de jiàoyù.
She comes from a prestigious family and received an excellent education from an early age.
Tips
usage
名门 often appears in the compounds 名门望族 (prestigious family and respected clan) or 名门闺秀 (a well-bred daughter of a distinguished family). It implies both social standing and cultural refinement.