High-performance LED support

The utility model provides a high performance LED support, comprising an insulator and a substrate, the substrate comprises a body part, a first step part, a second step part, a first hemming part, a clamping groove arranged on the first step part, a third step part formed by extending the side edge of the clamping groove, and a second hemming part formed by bending the third step part, the inner wall of the side, close to the bowl cup, of the body part sinks to form a first waterproof groove and a second waterproof groove, the first waterproof groove is close to the first curled edge part, and the second waterproof groove is far away from the second step part. The third step part communicated with the first step part is arranged on one side of the clamping groove, and the outer edge of the third step part is bent to form the second hemming part, so that external pollutants are prevented from invading from one side of the clamping groove, and the overall air tightness of the product is improved; and meanwhile