An electronic element connection structure, comprising a connecting board, a first element, and a second element, wherein the first element is connected to one side of the connecting board, and the second element is connected to an other side of the connecting board; a vertical projection of the first element on a preset plane overlaps with a vertical projection of the second element on the preset plane, or a distance between a vertical projection of the first element on a preset plane and a vertical projection of the second element on the preset plane is less than a threshold distance, wherein the preset plane is parallel to a plane on which one of the sides of the connecting board is located; and a distance between the first element and the second element in a direction perpendicular to the preset plane is greater than or equal to the threshold distance, wherein the connecting board comprises a first sub-connecting board and a second sub-connecting board, the first element is connected to a first side (A 1) of the first sub-connecting board, and the second element is connected to a second side (B 2) of the second sub-connecting board; a second side (A 2) of the first sub-connecting board is connected to a first side (B 1) of the second sub-connecting board, and an area of the first sub-connecting board is less than that of the second sub-connecting board; and the first side (A 1) of the first sub-connecting board is opposite to the second side (A 2) of the first sub-connecting board, and the first side (B 1) of the second sub-connecting board is opposite to the second side (B 2) of the second sub-connecting board, wherein the first element is an antenna elastic piece, the second element is a SIM card holder. a vertical projection of the first element on a preset plane overlaps with a vertical projection of the second element on the preset plane, or a distance between a vertical projection of the first element on a preset plane and a vertical projection of the second element on the preset plane is less than a threshold distance, wherein the preset plane is parallel to a plane on which one of the sides of the connecting board is located; and a distance between the first element and the second element in a direction perpendicular to the preset plane is greater than or equal to the threshold distance, wherein the connecting board comprises a first sub-connecting board and a second sub-connecting board, the first element is connected to a first side (A 1) of the first sub-connecting board, and the second element is connected to a second side (B 2) of the second sub-connecting board; a second side (A 2) of the first sub-connecting board is connected to a first side (B 1) of the second sub-connecting board, and an area of the first sub-connecting board is less than that of the second sub-connecting board; and the first side (A 1) of the first sub-connecting board is opposite to the second side (A 2) of the first sub-connecting board, and the first side (B 1) of the second sub-connecting board is opposite to the second side (B 2) of the second sub-connecting board, wherein the first element is an antenna elastic piece, the second element is a SIM card holder.