An LED filament, comprising: at least two LED sections (402, 404), wherein each of the at least two LED sections (402, 404) comprises at least two LED chips electrically connected to each other through at least one first wire; a conductive section comprising a conductor, wherein the at least two LED sections (402, 404) are connected to each other by the conductive section, wherein the conductive section is electrically connected to the LED sections (402, 404) through second wires, wherein a length of each at least one first wire is less than that of the conductor, and wherein a shortest distance between two LED chips located in adjacent said at least two LED sections (402, 404) is greater than a distance between two adjacent LED chips in the same LED section (402, 404); at least two conductive electrodes (410, 412), wherein each of the at least two conductive elecrodes (410, 412) is electrically connected to a corresponding one of the at least two LED sections (402, 404); and a light conversion layer, covering the at least two LED sections (402, 404) and a portion of each of the at least two conductive electrodes (410, 412), wherein the light conversion layer is made of a flexible transparent material; wherein a portion of each at least one first wire is exposed outside the light conversion layer, and a portion of each of the at least two conductive electrodes (410, 412) is exposed outside the light conversion layer, wherein each at least one first wire is a bonding wire comprising a first junction and a second junction which are covered by the light conversion layer, wherein the first junction is between a ball attached to a soldering pad on one of the at least two LED chips and the at least one first wire, and wherein the second junction is between the at least one first wire and two solder butted joints on another of the at least two LED chips. at least two LED sections (402, 404), wherein each of the at least two LED sections (402, 404) comprises at least two LED chips electrically connected to each other through at least one first wire; a conductive section comprising a conductor, wherein the at least two LED sections (402, 404) are connected to each other by the conductive section, wherein the conductive section is electrically connected to the LED sections (402, 404) through second wires, wherein a length of each at least one first wire is less than that of the conductor, and wherein a shortest distance between two LED chips located in adjacent said at least two LED sections (402, 404) is greater than a distance between two adjacent LED chips in the same LED section (402, 404); at least two conductive electrodes (410, 412), wherein each of the at least two conductive elecrodes (410, 412) is electrically connected to a corresponding one of the at least two LED sections (402, 404); and a light conversion layer, covering the at least two LED sections (402, 404) and a portion of each of the at least two conductive electrodes (410, 412), wherein the light conversion layer is made of a flexible transparent material; wherein a portion of each at least one first wire is exposed outside the light conversion layer, and a portion of each of the at least two conductive electrodes (410, 412) is exposed outside the light conversion layer, wherein each at least one first wire is a bonding wire comprising a first junction and a second junction which are covered by the light conversion layer, wherein the first junction is between a ball attached to a soldering pad on one of the at least two LED chips and the at least one first wire, and wherein the second junction is between the at least one first wire and two solder butted joints on another of the at least two LED chips.