What are the cable manufacturers in Henan?

Don't look at the brand to see the quality, use the small method of burning to test:

1, light it with a lighter to see if there is an open flame. If there is an open flame, the flame retardancy is not good;

2. Whether there is peculiar smell after burning, if there is, the leather is not good;

3, whether the skin is black, black is not a material;

4, see whether the copper core is black, black is not oxygen-free copper, poor oxidation resistance.

Henan cable manufacturers are: Jinshui, State Grid, Henan Taiping Cable, Xinma, Tianma, Chaoda and so on.