HENGTONG provides a series of end-to-end cable products and service solutions in telecommunication market. The products mainly include: layer stranded optical cable, central-tube optical cable, ribbon optical cable, special optical cable, indoor optical cable, power optical cable. In recent years, the company constantly increases investment in new product research and development. Relying on the existing platform, the company has established standard air-blowing proving ground, flame retardant and fire-resistant combustion laboratory, which are in accordance with GB/T standard and IEC standard. Moreover, the company has successfully passed CNAS certification and developed successively Ultra-fine Air-dry Optical Cables, All-dry ADSS Optical Cables, Anti-bite Optical Cables and other new products, which can be widely used in all kinds of special application scenarioses, and has been sold to America, Europe, Middle East and other regions.