An LED tube lamp comprises: a glass lamp tube; an LED light strip disposed inside the glass lamp tube and comprised a mounting region and a connecting region; an LED module comprised a plurality of LED light sources mounted on the mounting region; two first connecting pads arranged on the connecting region, each of the first connecting pads comprising a through hole therein; a fixing structure disposed inside the glass lamp tube and extending along the longitudinal direction of the glass lamp tube, the fixing structure comprising a first end fixedly connected to the inner circumferential surface of the glass lamp tube and a second end fixedly connected to the LED light strip; a circuit board separate from the light strip and soldered to the LED light strip via the two first connecting pads, and a solder be disposed on each of the first connecting pads and in the through hole of each first connecting pad and a power supply module. The power supply module comprises a first rectifying circuit; a filtering circuit coupled to the first rectifying circuit and a driving circuit coupled to the filtering circuit.