A liquid crystal display device comprises first and second substrates coated on the inner surfaces thereof with electrodes, at least one of said first and second substrates including an extended portion thereof with projects beyond the edge of the other of said substrates, a sealing member disposed around the periphery enclosing liquid crystal material and sealing between the substrates, input conductors disposed on the inner surface of said extended portion and electrically connected to said electrodes, a plurality of driving integrated circuit chips mounted on the inner surface of said extended portion and electrically connected to said input conductors, including a plurality of pairs of input terminals thereof electrically connected, one input terminal constituting each pair is arranged in the reverse order on one side of a reference line with respect to the other constituting the pair on the other side of a reference line, metal film conductor formed on the inner surface of said extended portion and connecting said corresponding input terminals of said adjacent chips, a plurality of external contact terminals to an external apparatus, formed on the inner surface of said extended portion and electrically connected to input terminals of said chip.