The application discloses an optical imaging lens assembly including, sequentially from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, wherein the first lens has a positive refractive power, the second lens has a negative refractive power with a convex object side surface and a concave image side surface, the third lens has a refractive power, the fourth lens has a refractive power, the fifth lens has a positive refractive power with a convex image side surface, the sixth lens has a negative refractive power with a concave object side surface and a concave image side surface, and an effective focal length f of the optical imaging lens assembly, an effective focal length f3 of the third lens and an effective focal length f4 of the fourth lens satisfy |f/f3|+|f/f4|≤0.3.