The utility model provides a secretly adorn adjustable anchor point embedded box of flush mounting plate of switch, includes the embedded box body, the embedded box body for one end is sealed, the hollow casing of other end open -ended, the blind end of embedded box body is provided with the through wires hole, embedded box body open end symmetry is provided with box body anchor end, box body anchor end on be provided with the anchor groove, the utility model has the advantages of reasonable in design, simple structure, low cost, effectively improve efficiency of construction, not fragile, canpopularize and apply flush mounting plate of switch embedded box field.