Uneven quality of LED lamps in the mainland market to buy LED lamps, Fang Tian Technology who do not just look at brightness.
      If you look at the brightness, the color of the LED may be concealed. The selection of LED lights, in the case of power, shine on the dark walls, a good led g23 in the aperture of the wall is generally more uniform, symmetrical, and no black spots. But some look very bright LED lights, according to the tables and chairs make the color distortion, consumers only need to contrast the LED lights turn on and off both cases, the color of the exposed object is "distortion" can determine theled flamelights color is good or bad.