An LED tube lamp including a glass lamp tube, an LED light strip disposed inside the glass lamp tube, and an end cap attached over an end of glass lamp tube is disclosed. The glass lamp tube is covered by a heat shrink sleeve. The inner surface of the glass lamp tube is formed with a rough surface or a light scattering region. The glass lamp tube includes a main body region, a rear end region, and a two-arc-shaped transition region connecting the main body region and the rear end region. The LED light strip includes a bendable circuit sheet being longer than the glass lamp tube to form a freely extending end portion.