2, quality and safety is a constant topic, in identifying the quality of the lighting frame should pay attention to the material, and welding process. Usually look for some heavy objects to try its pressure-bearing how, generally does not deform can see how its quality. Those well selected lighting frame in the pressurization is guaranteed, at the same time, the welding point is very uniform and complete, and there is no leakage of welding and obvious weld, so as to ensure that its quality is solid and reliable.
3, in the purchase of the lighting frame should also observe its external color and coating thickness. In the purchase and production of the time to carefully observe its external color there is no obvious scratches, under normal circumstances should be glossy shiny; there is also the thickness of the coating is too thin easily affects the life, this is something to pay attention to. Those quality assurance lighting frame in this regard is very well done, like these external color and coating thickness in this regard do not have to worry about.