Wire and cable is charged with electricity and communications supportive functions, two big pillar industry of national economy plays a transmission energy and the important role of passing information, known as the "blood vessels" and "nerve" of the national economy, occupies an extremely important status in the national economy.As one of the important supporting industries for national economy construction, wire and cable manufacturing industry average annual growth of more than 15% in recent 15 years, occupying a quarter of the China electrical industry production value.Sales revenue exceeds 600 billion yuan, in 2008 when the industry profit total more than 23 billion yuan, is the second largest industry after the auto industry, in the machinery industry, with copper quantity calculation, China has become the world's largest producer of wire and cable.