The utility model discloses a multi -functional survey and drawing chi, including the horizontal pole, a horizontal section of thick bamboo is all installed to the positive left and right sides of horizontal pole, vertical cylinder is installed at the positive center of horizontal pole, the upper surface of horizontal pole is equipped with first square groove, the right side below of first squaregroove is equipped with the fourth square groove, the internally mounted of fourth square groove has second magnet, the inside of first through -hole is equipped with the round pin axle, montant and round pin axle swing joint. This multi -functional survey and drawing chi, the instrument of right angle measurement and drawing has been realized regarding as this multi -functional survey and drawingchi, realized regarding as the level bar to use this multi -functional survey and drawing chi, realized regarding as the saw to use this multi -functional survey and drawing chi, placing to montant and steel sheet has respectively been realized through first square groove and third square groove, it is not troublesome to make when carrying, so this multi -functional survey and drawing chi can satisfy people conveniently to be carried to one kind, complete function, the needs that collect multi -functional survey and drawing chi in an organic whole.