Tongding Interconnection Information Co., Ltd., together with its subsidiaries, manufactures and sells optical and electrical cables in China and internationally. The company operates through three segments: Optoelectronic Communication Business; Security Business; and New Energy Business. It offers optoelectronic cables, including optical fiber preforms, optical fibers, optical cables, communication cables, railway signal cables, and power cables; and communication physical connection products, such as FTTX, ODN network equipment, data center equipment, optical communication device equipment, and structured cabling products, as well as 5G smart cabinets, integrated power supplies, ring network boxes, ring network cabinets, power metering boxes, low-voltage cable branch boxes, and intelligent integrated distribution boxes. The company provides network visualization products comprising DPI devices, traffic splitters, and IDC/ISP information security; and security products, which include disaster detection devices, fire alarm control devices, ventilation systems, fire extinguishing devices, explosion relief devices, and others. In addition, it undertakes engineering construction, operation and maintenance, and equipment sale of wind power generation, photovoltaic power generation, and energy storage power station projects. The company was formerly known as Jiangsu Tongding Optic-Electronic Co., Ltd. and changed its name to Tongding Interconnection Information Co., Ltd. in January 2015. Tongding Interconnection Information Co., Ltd. was founded in 1999 and is based in Suzhou, China. Address: No. 8 Xiaoping Avenue, Suzhou, China, 215233