The invention discloses a cylinder type lithium ion battery cell and making method thereof; wherein the making method of the cylinder type lithium ion battery cell includes the following steps: (1) making an aluminium lug and a nickel lug; (2) making a positive plate and a negative plate by respectively welding the aluminium lug and the nickel lug with a positive substrate and a negative substratefirmly; (3) obtaining an aluminium plastic composite membrane with dual circular arc structure by adopting a mould with circular structure to punch the aluminium plastic composite membrane; (4) winding the positive plate, the negative plate and a diaphragm in to a winding core; (5) placing the winding core into the aluminium plastic membrane for sealing the two end faces, so as to obtain sealed semi-finished product cell; (6) baking the semi-finished product cell and then injecting electrolyte containing Li<+>, and carrying out precharge after the semi-finished product cell is laid for a period of time; (7) vacuumizing and sealing the side of the cell after precharge, and then cutting excessive aluminium plastic composite membrane, so as to the obtain finished product cell.