The company covers an area of 360,000 square meters with a registered capital of 440 million RMB, which owns eight kinds of major professional products: Phase and earth conductor, power cable, overhead insulated cable, fire resistant cable, environmental protection PVC insulated building wire, contact and catenary wire for Electrified Railway, cable for rail traffic and control cable. Not only special wires and cables in flame retardant, fire resistant, low-smoke free halogen, irradiation cross-linking and etc. can be produced simultaneously, but also can meet the standard of IEC, British BS, American ASTM, German DIN and others, on the basis of customers' requirements.

As the long-term main supplier of State Grid of China Corporation, China Southern Power Grid Corporation, Provincial Power Grid Corporation, China Railway Corporation and many large well-known real estate companies, Tong-da's products, widely used in smart grid, electrified railway, urban rail traffic, real estate engineering, home decoration, have exported to more than 60 countries and regions, such as Europe, Middle East, Southeast Asia, Africa and highly received unanimous praise from numerous customers.