A heat dissipation system, comprising: a first heat dissipation module having a heat absorbing surface for being in thermal contact with a first heat source; a second heat dissipation module having a heat absorbing surface for being in thermal contact with a second heat source; and a bridge heat pipe, the first heat dissipation module disposed on the bridge heat pipe, the second heat dissipation module pivoted to the bridge heat pipe for adjusting an angle between the heat absorbing surface of the first heat dissipation module and the heat absorbing surface of the second heat dissipation module; wherein: the first heat dissipation module comprises a first heat absorbing member, a first heat conducting member and a first heat dissipating member, the first heat absorbing surface is located on the heat absorbing member of the first heat dissipation module, the first heat absorbing member is in thermal contact with the first heat dissipating member through the first heat conducting member, the second heat dissipation module comprises a second heat absorbing member, a second heat conducting member and a second heat dissipating member, the heat absorbing surface of the second heat dissipation module is on the second heat absorbing member, the second heat absorbing member is in thermal contact with the second heat dissipating member through the second heat conducting member, and the bridge heat pipe is rotatably inserted into the second heat dissipating member and connected to the first heat dissipating member so that the second heat dissipating member and the first heat dissipating member are rotatable with respect to each other in order to adjust the angle between the heat absorbing surface of the first heat dissipation module and the heat absorbing surface of the second heat dissipation module. a first heat dissipation module having a heat absorbing surface for being in thermal contact with a first heat source; a second heat dissipation module having a heat absorbing surface for being in thermal contact with a second heat source; and a bridge heat pipe, the first heat dissipation module disposed on the bridge heat pipe, the second heat dissipation module pivoted to the bridge heat pipe for adjusting an angle between the heat absorbing surface of the first heat dissipation module and the heat absorbing surface of the second heat dissipation module; wherein: the first heat dissipation module comprises a first heat absorbing member, a first heat conducting member and a first heat dissipating member, the first heat absorbing surface is located on the heat absorbing member of the first heat dissipation module, the first heat absorbing member is in thermal contact with the first heat dissipating member through the first heat conducting member, the second heat dissipation module comprises a second heat absorbing member, a second heat conducting member and a second heat dissipating member, the heat absorbing surface of the second heat dissipation module is on the second heat absorbing member, the second heat absorbing member is in thermal contact with the second heat dissipating member through the second heat conducting member, and the bridge heat pipe is rotatably inserted into the second heat dissipating member and connected to the first heat dissipating member so that the second heat dissipating member and the first heat dissipating member are rotatable with respect to each other in order to adjust the angle between the heat absorbing surface of the first heat dissipation module and the heat absorbing surface of the second heat dissipation module. the first heat dissipation module comprises a first heat absorbing member, a first heat conducting member and a first heat dissipating member, the first heat absorbing surface is located on the heat absorbing member of the first heat dissipation module, the first heat absorbing member is in thermal contact with the first heat dissipating member through the first heat conducting member, the second heat dissipation module comprises a second heat absorbing member, a second heat conducting member and a second heat dissipating member, the heat absorbing surface of the second heat dissipation module is on the second heat absorbing member, the second heat absorbing member is in thermal contact with the second heat dissipating member through the second heat conducting member, and the bridge heat pipe is rotatably inserted into the second heat dissipating member and connected to the first heat dissipating member so that the second heat dissipating member and the first heat dissipating member are rotatable with respect to each other in order to adjust the angle between the heat absorbing surface of the first heat dissipation module and the heat absorbing surface of the second heat dissipation module.