Metal piercing terminal and lamp

The present application discloses a metal piercing terminal, including: a bottom plate, a first vertical plate and a second vertical plate respectively connected with the bottom plate; wherein the first vertical plate and the bottom plate are arranged at a first preset angle, the second vertical plate and the bottom plate are arranged at a second preset angle, the first vertical plate and the second vertical plate are arranged to be opposite and spaced apart from each other; the first vertical plate is provided with a first retention slot, a bottom of the first retention slot is provided with a first piercing tip, the second vertical plate is provided with a second retention slot that faces the first retention slot, and a bottom of the second retention slot is provided with a second piercing tip; the bottom plate is provided with a first reflow pad. A power line includes a metal wire and a plastic insulation layer wrapped around the metal wire. Thus, after the power line is pressed into the first retention slot and the second retention slot, the first piercing tip in the first retention slot pierces the plastic insulation layer and then is electrically connected with the metal wire, the second piercing tip in the second retention slot pierces the plastic insulation layer and then is electrically connected with the metal wire, so that an electric connection between the power line and the metal piercing terminal is realized. 203' 3