The company is located at the junction of Jiang, Zhejiang and Shanghai, the optical cable industry base of the National Torch Program - Wujiang City, Jiangsu Province. Two major industrial agglomeration bases have been built: the Wujiang “Optical Communications Industrial Park” and the Zhenze “Tongding Science and Technology Industrial Park”. The company's main business is divided into two segments: optoelectronic communication business segment and network security business segment. The company's specific products include optical fiber prefabricated rods, optical fibers, optical cables, communication cables, railway signal cables, power cables, etc., SDN equipment, GPON/EPON, ODN equipment, communication power supply equipment, etc., high-performance DPI equipment, splitters, IDC/ISP information security management systems, security services, etc. Corporate honors: Tongding Group was rated as a five-star enterprise for fulfilling social responsibility in the Chinese industrial industry, Tongding Group won the top 500 Chinese enterprises, Tongding Group won the top 500 Chinese service enterprises, etc.