Top 7 China Cable Industry Companies 2025
China is the world's largest cable producer, manufacturing over 50% of global cable output with a market exceeding 1.5 trillion RMB. The industry is driven by power grid investment, 5G fiber deployment and offshore wind farm subsea cable demand. Power cables, fiber optic cables, communication cables and specialty cables manufacturing in China
TL;DR: China cable industry market is led by companies like Fiber optic cable #1 and Power cable leader, with Comprehensive cable driving innovation. Domestic players are rapidly closing gaps across the supply chain.
Top Companies
Hengtong Group (亨通集团)
Fiber optic cable #1China's largest fiber optic cable manufacturer and among the world's top three telecom cable producers. Hengtong produces optical fiber, fiber optic cables, submarine cables and power cables, with annual revenue exceeding 150 billion RMB and operations in over 60 countries.
Baosheng Science (宝胜股份)
Power cable leaderChina's leading power cable manufacturer, producing high-voltage and extra-high-voltage cables for power grid infrastructure, nuclear power plants and rail transit systems. Baosheng's product range covers voltage classes from 1kV to 500kV, with its UHV cable technology supporting China's ultra-high-voltage transmission network.
Far East Cable (远东电缆)
Comprehensive cableMajor Chinese cable manufacturer producing power cables, control cables, communication cables and specialty cables for construction, energy and transportation sectors. Far East Cable holds over 20% market share in the Chinese construction cable market and has expanded into wind power and new energy cable segments.
FiberHome (烽火通信)
Telecom cable + equipmentMajor Chinese telecom cable and equipment manufacturer, producing optical fiber, fiber optic cables and optical communication systems. FiberHome is one of the global leaders in optical communication technology, supplying fiber infrastructure for China's broadband and 5G network deployment.
Wuhan Yangtze (武汉长飞)
Optical fiber preformChina's leading optical fiber preform manufacturer, producing the glass rods from which optical fiber is drawn. Yangtze Optical Fibre and Cable Company (YOFC) is the world's largest optical fiber preform supplier, with approximately 20% global market share and capabilities in multi-mode and specialty fiber production.
Jiangsu Shangshang (江苏上上)
Nuclear cable specialistSpecializes in nuclear-grade cables for nuclear power plants, producing Class 1E safety-related cables that must maintain integrity during loss-of-coolant accidents. Shangshang holds over 50% domestic market share in nuclear cables and supplies cables to all operating nuclear power plants in China.
Prysmian China (普睿司曼)
Submarine cable leaderItalian cable multinational with major Chinese operations, leading the global submarine power cable market. Prysmian China produces high-voltage submarine cables for offshore wind farms and cross-sea power interconnections, participating in major projects in the East China Sea and South China Sea.
Comparison Table
| Company | Revenue | Products | Global Reach |
|---|---|---|---|
| Hengtong | 150B+ RMB | Fiber, subsea, power | 60+ countries |
| Baosheng | 40B+ RMB | Power cable | Up to 500kV |
| Far East | 30B+ RMB | Comprehensive | 20% construction |
| FiberHome | 30B+ RMB | Fiber + equipment | Telecom |
| Shangshang | 3B+ RMB | Nuclear cable | 50%+ nuclear |
| Wuhan Yangtze | Optical fiber preform | Growing | China's leading optical fiber preform manufacturer |
| Prysmian China | Submarine cable leader | Growing | Italian cable multinational with major Chinese ope |
Frequently Asked Questions
How important is China's cable industry to global infrastructure?
China produces over 50% of the world's optical fiber and cable, and approximately 40% of global power cable output. Chinese cable companies supply fiber infrastructure for China's 5G network buildout (requiring millions of kilometers of fiber), submarine cables connecting Southeast Asia, and power cables for the Belt and Road Initiative. Hengtong alone produces enough fiber cable annually to circle the Earth multiple times.
What is driving demand for submarine cables in China?
China's massive offshore wind farm development is the primary driver of submarine cable demand. Each offshore wind farm requires 50-200km of submarine power cables for array connections and export cables to shore. China's offshore wind capacity targets of 80GW by 2030 require billions of RMB in submarine cable investment. Additionally, inter-island power connections and cross-border submarine links in Southeast Asia create export opportunities.
How is China's power grid investment affecting cable demand?
China's State Grid invests over 500 billion RMB annually in power grid construction and upgrade. UHV transmission lines require specialized high-voltage cables with advanced insulation systems. Distribution grid upgrades for renewable energy integration drive demand for medium-voltage cables. The shift to underground cabling in urban areas replaces overhead lines, further increasing cable consumption per kilometer of grid.
What quality challenges exist in China's cable industry?
The industry's fragmentation with over 10,000 manufacturers leads to significant quality inconsistency. Low-quality cable producers use inferior copper conductors, inadequate insulation and non-standard manufacturing processes, creating safety hazards in building wiring and power distribution. Government quality enforcement campaigns regularly find 10-15% of sampled cables failing to meet standards. Industry consolidation is gradually eliminating the lowest-quality producers.
How are Chinese cable companies developing advanced cable technologies?
Leading Chinese cable companies are investing in superconducting cables for urban power distribution, high-temperature superconducting (HTS) cable prototypes operating at liquid nitrogen temperatures. Hengtong and Baosheng are developing 500kV submarine cables for deepwater offshore wind applications. Advanced optical fiber including hollow-core fiber and multi-core fiber for increased bandwidth capacity is being commercialized by YOFC and FiberHome.