LED tube lamp

An LED tube lamp, comprising:

• a glass lamp tube;
• two end caps, each of the two end caps coupled to a respective end of the glass lamp tube, wherein the LED tube lamp comprises an illuminating region and a non-illuminating region, the illuminating region comprises a central portion of the glass lamp tube and the non-illuminating region comprises two end portions of the glass lamp tube and the two end caps;
• a power supply module disposed in the non-illuminating region;
• an LED light strip comprising mounting region and a connecting region, a bottom surface of the mounting region adhered on an inner circumferential surface of the glass lamp tube by a gel, the connecting region comprising an end of the LED light strip and electrically connecting to the power supply module;
• a plurality of LED light sources disposed in the illuminating region and mounted on a top surface of the mounting region;
• at least two soldering pads arranged on a top surface of the connecting region and being inside the non-illuminating region;
• a diffusion layer covering on a surface of the glass lamp tube;
• and
• a protective layer disposed on a top surface of the LED light strip, the protective layer having a plurality of first openings for disposing the plurality of LED light sources and at least two second openings for disposing the at least two soldering pads.