1. Observe that "CCC" certification mark wire and cable products are national compulsory safety certification products. All manufacturing enterprises must obtain "CCC" certification certified by China Electrotechnical Product Certification Committee and "CCC" certification mark on their certificates or products.

2. To see the test report Wire and cable as personal and property safety products, has always been classified as the focus of government supervision and inspection, regular manufacturers to accept supervision by the cycle inspection. Therefore, the seller should be able to provide inspection reports quality inspection department, otherwise, the quality of wire and cable products on the lack of basis.

3. See packaging All products manufactured in line with the national standard of formal business, the production of wire and cable is very careful product packaging. When buying attention to packaging beautiful, printing to be clear, model specifications, factory name, site complete.

Look at the smooth appearance of the product appearance, uniform color. Products in line with the requirements of national standards of wire and cable companies, in order to improve product quality and ensure that products meet the national standards, in the purchase of raw materials, production equipment, production processes, and other aspects. Therefore, the production of wire and cable products meet the standards of appearance, smooth and round, uniform color. The appearance of fake and shoddy products matte. For rubber insulated flexible cable, the appearance of round, jacket, insulation, conductor is not easy to peel off. The rough appearance of fake and shoddy products, ovality, jacket insulation strength is low, can be torn by hand.