Tongding Interconnection Information Co., Ltd. is a leading enterprise providing cables and supporting products for national information and communication construction, a National Technology Innovation Demonstration Enterprise, and a National Torch Program High-tech Enterprise. Based on the development of national communication networks, transportation networks, energy networks, and various private networks, its products cover the full industrial chain and core competitive advantages of "optical fiber preforms, optical and electrical cables, network equipment, chip modules, instruments and meters, and supporting products for new power systems." The products range from wired to wireless, from passive to active, from hardware to software, from low-voltage to high-voltage, from a single cable to an entire network making it an outstanding manufacturer, service provider, and integrator in the fields of information and communication national information security, electric power, and energy. The company focuses on technological innovation and progress providing high-quality optical and electrical cable products, system solutions, and technical services to domestic and international customers, with business covering more than 30 countries and regions worldwide and a domestic market share exceeding 12%, making it a leader in both technology and market within the industry. The company was successfully listed on the Shenzhen Stock Exchange on October 21, 2010 (Stock Code: TDII 002491).