Yifeng dedicated to R&D and manufacture for the sustainably developing electrical wiring segment, and is been regarded as a venture business in China who applied new materials and technologies to this segment. Yifeng has achieved many patents and qualifications and we keep improving and optimizing our production team of quality and efficiency. These achievements add remarkable value and competitiveness to our customers in industries like railways, nuclear power, new energies,ships and marine,aerospace, power delivery, machinery, automation and more. Yifeng adopts new technologies and manufacturing method,and strictly follows ISO9001 in quality management. Our products are certified with cUL&UL, CE, RoHs, REACH...