The content network is based on PPCache and PPCDN products. It builds a content network system based on Internet business needs and network characteristics. It helps establish and improve Internet content introduction, distribution, control, and collaboration capabilities, and enhances Internet content operation and service capabilities. CDN products enhance popular content, traffic localization rate, caching products increase long-tail content traffic localization rate. By building a content network, carrier customers can reduce the bandwidth of export traffic and improve user perception. In the current fierce market competition, they can build the lasting competitiveness of Internet users’ perceptions and operational benefits.