A method for manufacturing a photovoltaic module, comprising: providing a plurality of solar cells , wherein a respective solar cell of the plurality of solar cells has a front surface and a rear surface opposite to the front surface, and each of the front surface and the rear surface has a plurality of electrodes formed thereon; disposing a plurality of connection members by disposing a first end portion of each connection member over the front surface of a first solar cell of two adjacent solar cells and disposing a second end portion of the each connection member over a rear surface of a second solar cell of the two adjacent solar cells , wherein the first end portion is in contact with the plurality of electrodes on the front surface of the first solar cell , and the second end portion is in contact with the plurality of electrodes on the rear surface of the second solar cell ; disposing at least one encapsulation layer by disposing a first encapsulation sub-layer of each encapsulation layer adjacent to the plurality of connection members and portions of the plurality of solar cells not covered by the plurality of connection members and disposing a second encapsulation sub-layer on a surface of the first encapsulation sub-layer facing away from the plurality of solar cells , wherein the first encapsulation sub-layer has flowability that is smaller than flowability of the second encapsulation sub-layer , and a ratio of a minimum torque, ML, value of the first encapsulation sub-layer to a ML value of the second encapsulation sub-layer is in a range of 1.5 to 8.5; and performing a lamination treatment on the plurality of solar cells , the plurality of connection members , and the at least one encapsulation layer at a preset temperature, to enable the plurality of solar cells to be fixed with the at least one encapsulation layer . providing a plurality of solar cells , wherein a respective solar cell of the plurality of solar cells has a front surface and a rear surface opposite to the front surface, and each of the front surface and the rear surface has a plurality of electrodes formed thereon; disposing a plurality of connection members by disposing a first end portion of each connection member over the front surface of a first solar cell of two adjacent solar cells and disposing a second end portion of the each connection member over a rear surface of a second solar cell of the two adjacent solar cells , wherein the first end portion is in contact with the plurality of electrodes on the front surface of the first solar cell , and the second end portion is in contact with the plurality of electrodes on the rear surface of the second solar cell ; disposing at least one encapsulation layer by disposing a first encapsulation sub-layer of each encapsulation layer adjacent to the plurality of connection members and portions of the plurality of solar cells not covered by the plurality of connection members and disposing a second encapsulation sub-layer on a surface of the first encapsulation sub-layer facing away from the plurality of solar cells , wherein the first encapsulation sub-layer has flowability that is smaller than flowability of the second encapsulation sub-layer , and a ratio of a minimum torque, ML, value of the first encapsulation sub-layer to a ML value of the second encapsulation sub-layer is in a range of 1.5 to 8.5; and performing a lamination treatment on the plurality of solar cells , the plurality of connection members , and the at least one encapsulation layer at a preset temperature, to enable the plurality of solar cells to be fixed with the at least one encapsulation layer . <EOS>