Tongding Interconnection Information Co., Ltd(TDii) was founded in 1999, with a total asset of 20.3 billion yuan. TDii is located in the National Torch Plan Optical Cable Industry Base - Wujiang District, Suzhou City, Jiangsu Province. The main business covers Optical Fiber Cable, RF Cable, LAN Cable, Optical Communication Equipment and Devices, Private Network Equipment, Electromechanical Equipment and Ancillary products, and is involved in various fields such as the Internet, big data, network security, hotels and finance. Now TDii has established as a leading manufacturer in China, it's the main supplier of China Mobile, China Telecom, China Unicom. In overseas market, TDii has supplied to more than 36 countries.