A stacked-type chip writing device comprising: a tower; a plurality of chip writing units arranged on the tower; a driving mechanism for driving the tower and the plurality of chip writing units thereon to move linearly; and a card conveying line comprising a synchronous conveying belt for placing a card in the card chip writing units, characterized in that: in the plane perpendicular to the card shifting direction of the synchronous conveying belt, the plurality of chip writing units are arranged on the tower at equal intervals along an inclined direction having an angle between 0° and 90° with respect to a horizontal direction; two adjacent chip writing units are staggered with one another in the horizontal direction, and a staggered space is formed between a lower side of an upper chip writing unit of the two adjacent chip writing units and an outer side of a lower chip writing unit of the two adjacent chip writing units; card passages allowing a card to stop and pass in the plurality of chip writing units are parallel to each other and parallel to a card conveying track; planes of the card passages in the plurality of chip writing units are parallel to each other and parallel to a plane of the card conveying track; the plurality of chip writing units are arranged on the tower in a parallel manner to move along a linear direction; and when any of the plurality of chip writing units arrives at a card access position, the card passage in the chip writing unit is aligned with the card conveying track, a clearance in the chip writing unit and the staggered space under the clearance form a passage in which working shifting teeth on the synchronous conveying belt push the card. a tower; a plurality of chip writing units arranged on the tower; a driving mechanism for driving the tower and the plurality of chip writing units thereon to move linearly; and a card conveying line comprising a synchronous conveying belt for placing a card in the card chip writing units, characterized in that: in the plane perpendicular to the card shifting direction of the synchronous conveying belt, the plurality of chip writing units are arranged on the tower at equal intervals along an inclined direction having an angle between 0° and 90° with respect to a horizontal direction; two adjacent chip writing units are staggered with one another in the horizontal direction, and a staggered space is formed between a lower side of an upper chip writing unit of the two adjacent chip writing units and an outer side of a lower chip writing unit of the two adjacent chip writing units; card passages allowing a card to stop and pass in the plurality of chip writing units are parallel to each other and parallel to a card conveying track; planes of the card passages in the plurality of chip writing units are parallel to each other and parallel to a plane of the card conveying track; the plurality of chip writing units are arranged on the tower in a parallel manner to move along a linear direction; and when any of the plurality of chip writing units arrives at a card access position, the card passage in the chip writing unit is aligned with the card conveying track, a clearance in the chip writing unit and the staggered space under the clearance form a passage in which working shifting teeth on the synchronous conveying belt push the card. in the plane perpendicular to the card shifting direction of the synchronous conveying belt, the plurality of chip writing units are arranged on the tower at equal intervals along an inclined direction having an angle between 0° and 90° with respect to a horizontal direction; two adjacent chip writing units are staggered with one another in the horizontal direction, and a staggered space is formed between a lower side of an upper chip writing unit of the two adjacent chip writing units and an outer side of a lower chip writing unit of the two adjacent chip writing units; card passages allowing a card to stop and pass in the plurality of chip writing units are parallel to each other and parallel to a card conveying track; planes of the card passages in the plurality of chip writing units are parallel to each other and parallel to a plane of the card conveying track; the plurality of chip writing units are arranged on the tower in a parallel manner to move along a linear direction; and when any of the plurality of chip writing units arrives at a card access position, the card passage in the chip writing unit is aligned with the card conveying track, a clearance in the chip writing unit and the staggered space under the clearance form a passage in which working shifting teeth on the synchronous conveying belt push the card.