Hengtong Optic-Electric

What Hengtong Optic-Electric does

Hengtong Optic-Electric Co., Ltd. (Jiangsu Hengtong Optic-Electric Co., Ltd., Jiangsu Hengtong Optic-Electric Stock Co., Ltd.; stock code 600487 on Shanghai Stock Exchange) is a vertically integrated Chinese manufacturer of fiber optic communication and energy connectivity products, founded in 1991 and headquartered in Wujiang District, Suzhou. It is a core listed subsidiary of Hengtong Group, a diversified conglomerate with 70 wholly-owned and controlled subsidiaries and three listed entities (Shanghai, Hong Kong, Indonesia).

The company operates a full optical-communications value chain from green fiber preform and specialty fiber production through fiber optic cables, submarine cable systems, and end-to-end network/data center solutions. Its technology portfolio includes hollow-core fiber with attenuation as low as 0.04–0.05dB/km, G.654.D ultra-low loss fiber at 0.144dB/km (Chinese record), ultra-low loss multi-core fiber, silicon photonics, and quantum secure communication. Marine capabilities encompass the world's longest 312km single-joint submarine cable, 5,000m water-depth testing (capable up to 8,000m), and 500kV submarine power cable systems. Adjacent businesses cover power transmission cables up to UHV (1,100kV), offshore wind, EV charging, smart grid, smart city, and intelligent manufacturing connectivity.

Hengtong monetizes through direct B2B enterprise sales of fiber, cable, and power products, EPC project contracts (submarine cable, offshore wind, UHV transmission), and engineering/operations services. Its customer base spans telecom operators (stc, Etisalat, Ooredoo, Zain in MENA, with stc representing 55-65% of regional fiber cable procurement), hyperscalers (AWS, Microsoft Azure for AI data center interconnect via hollow-core fiber), utilities (Saudi Arabia Grid for Farasan Submarine Cable Project), offshore wind developers, and government-backed national projects such as China's East-West Computing Transmission. With 11 overseas production bases, 40+ service branches in 40+ countries, and coverage across 150+ countries, the company is positioned as a global top-3 player in fiber optic communication and submarine cable systems, ranked #2 globally and #1 in China in cable industry competitiveness for 11 consecutive years.

Name

Hengtong Optic-Electric

Legal name

江苏亨通光电股份有限公司

Website

https://www.htgd.com.cn/

Company type

Public

Founded year

1991

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Hengtong Optic-Electric is a Chinese vertically integrated fiber optic and power cable manufacturer serving global telecom operators, hyperscalers, utilities, and offshore wind developers across 150+ countries. Listed on Shanghai Stock Exchange (600487), it is one of only four global hollow-core fiber suppliers, with top-3 global rankings in fiber optic communication and submarine cable systems.

Ownership category

akta.pro rank

Product category

Optical Fiber & Cable Manufacturing

NAICS

Fiber Optic Cable Manufacturing (335921), Communication and Energy Wire and Cable Manufacturing (33592), Other Communications Equipment Manufacturing (33429)

SIC

Radio & Tv Broadcasting & Communications Equipment (3663), Electronic Connectors (3678), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Data, Communications & Fiber Optic Cable (IMADAMAD)

akta.pro secondary industries

Subsea Cable System Supply & Manufacturing (Wet Plant: Cable/Repeaters/Branching Units) (HDAIALAE), Fiber Optic Cabling (Singlemode/Multimode) (HDAFALAB), Telecom, SCADA & OPGW/Fiber Integration for T&D Projects (EUAEABAG), Telecommunications & Fiber Duct/Conduit Systems (IMANADAD)

Keywords

• Optical fiber cables
• Submarine cable systems
• Power transmission cables
• Fiber optic communication
• Smart grid solutions

Headquarters

HQ city

Wujiang

HQ country

China

HQ region

Asia

Offices17 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Fiber Optic Cable Sales: Sales of comprehensive optical fiber product series including single-mode fiber, multi-mode fiber, laser fiber, specialty fiber, fiber preform, and quartz tubing. Products serve communication, intelligent manufacturing and other fields globally.
2. Submarine Cable Systems & Marine Projects: EPC contracts for submarine cable installation, offshore wind power cable systems, marine communication networks. Includes design, manufacturing, construction, and operational services for marine cable projects.
3. Power Transmission Cables & Smart Grid Solutions: Ultra-high voltage, high voltage, medium voltage power cables and accessories. Full solutions for smart grid, energy interconnection, and power transmission infrastructure.
4. AI Infrastructure & Specialty Fiber Solutions: Specialty fiber products for AI computing infrastructure including hollow-core fiber, multi-core fiber, and ultra-low loss fiber for data centers and next-generation networks.
5. Engineering Services & Project Management: One-stop services from design, construction to operation and maintenance for marine engineering and offshore wind projects. 24/7 technical support and rapid response services.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Hengtong Optic-Electric manufactures and sells a full range of optical communication products including optical fiber (single-mode, multi-mode, specialty fibers), fiber preforms, optical cables, and submarine cable systems. The company also produces power transmission cables (low to ultra-high voltage), offshore wind power cable systems, and EPC project services for telecom operators, data centers, and power utilities. It operates a vertically integrated value chain from raw materials and green fiber preform to complete optical networks and data center solutions.

Product overview

Hengtong Optic-Electric (江苏亨通光电股份有限公司) offers a comprehensive portfolio of optical communication and energy connectivity solutions organized into four main business segments: Information Communication, Marine Technology, Power Energy, and New Business. The Information Communication segment includes full-series optical fibers (single-mode, multimode, specialty fibers), fiber optic networks, FTTx solutions, industrial IoT, intelligent computing interconnection, and vehicle-mounted optical communication. The Marine Technology segment covers submarine cables for offshore wind power, marine oil and gas, and marine engineering services. The Power Energy segment provides smart grid solutions, power IoT systems, photovoltaic, wind power, and EV charging solutions. The New Business segment focuses on quantum secure communication, smart city solutions, and silicon photonics technology. Key innovations include hollow-core fiber for AI infrastructure, G.654.D ultra-low loss fiber, and AI advanced fiber materials. The company operates globally with manufacturing bases across 13 Chinese provinces and 11 overseas countries, serving customers in over 150 countries.

Differentiator

Problem solved

Functional benefit

Products and services

• Full Series Optical Fiber Complete optical fiber product line covering single-mode fiber, multimode fiber, laser fiber, specialty fiber, optical fiber preform, and quartz tubing for global communication and intelligent manufacturing applications.
• Submarine Cable Systems and Offshore Wind Power Solutions Complete submarine cable systems including design, manufacturing, installation, and operation & maintenance services for offshore wind power, marine oil and gas, and undersea communication networks.
• Transmission and Distribution Network Solutions Ultra-high voltage, extra-high voltage, and full-range power cable solutions for power transmission, enabling safe, efficient, and environmentally friendly power system operations.
• G.654.D Ultra-low Loss Fiber Self-developed ultra-low loss fiber with attenuation coefficient of 0.144dB/km, designed for long-distance, high-capacity, high-speed optical communication systems including 800G, 1.6T coherent transmission, marine communication networks, and thousand-kilometer terrestrial backbones.
• Hollow-core Fiber (HCF) Next-generation optical fiber with air-core structure reducing transmission latency by over 30%, achieving signal loss as low as 0.05dB/km, designed for AI computing infrastructure and data center interconnection.
• Quantum Secure Communication Quantum secure communication solutions using inherent quantum properties to create truly random key streams providing irreplicable, low-latency, high-security end-to-end encryption for government, military, and financial institutions.
• Silicon Photonics Technology Low-cost, low-power, high-integration silicon photonics technology using CMOS processes for photonic device integration enabling optical functions on silicon chips including coupling, filtering, switching, polarization control, modulation and detection.
• FTTx Optical Connection Solutions Fiber-to-the-x solutions meeting 5G capacity, latency, and fiber density requirements with multiple core counts and high-performance remote cable solutions for various application scenarios.
• Data Center Rack Power and High-speed Interconnection Solutions Leaf-spine network architecture solutions for data centers providing high-density connections, scalability, and reliable signal integrity for rapid data transmission.
• Immersion Liquid Cooling Full-stack Solutions Complete immersion liquid cooling copper cable power distribution and communication connectivity solutions for data centers with low PUE and low TCO advantages.
• New Energy Vehicle Smart Power Integration Solutions Intelligent charging systems for electric vehicles including charging stations, monitoring platforms, and unified payment, charging, and operation services through the 'Renwo Chong' platform.
• Photovoltaic Power Generation Solutions Centralized and distributed photovoltaic power station solutions providing complete project investment, design, and customized solutions for solar energy applications.
• Wind Power System Solutions Customized cable and terminal solutions for wind power applications covering blades, lightning protection, yaw drives, pitch gearboxes, towers, and torsion resistance requirements.
• Smart Building Energy System Solutions Integrated solutions for intelligent buildings including data cables, fire-resistant cables, environmental cables, and smart building monitoring systems for comprehensive safety protection.
• Smart City Solutions Smart city construction with 3+2+N solution architecture providing integrated full-process services for city service management including transportation, water resources, and energy systems through IoT and cloud computing technologies.
• Power IoT Solutions Smart monitoring and diagnosis solutions for power cables and overhead lines using electrical monitoring, temperature detection, and advanced systems for rapid fault location.

Quantifiable outcome

• 0.144dB/km attenuation coefficient for G.654.D fiber - China's new record
• +7 more outcomes

Named customers8 records

Segments6 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability7 records

Feature8 records

Partnerships

Six partnerships are on record, tiered core.

• Huawei Technologies Co., Ltd.coreStrategic or Co-development Partner · 5 March 2026Strategic cooperation agreement signed March 5, 2026 in Suzhou. Focus on deepening collaboration in fiber optic communication field. Both parties aim to leverage respective strengths in optical communication, AI, computing power networks, and energy interconnection. Jointly promote industry high-quality development and build autonomous and controllable industrial ecosystem.
• Leoni Group (Germany)coreStrategic or Co-development PartnerJoint venture j-fiber Hengtong GmbH established May 2019. Hengtong Group is actual controlling party. Factory is first single-mode fiber manufacturing entity in Germany. Located in Jena, Thuringia, Germany.
• Alcon Marepha (South Africa)coreStrategic or Co-development PartnerJoint venture AM Hengtong Africa Telecoms (PTY) Ltd. established 2019 in Johannesburg. Joint venture produces optical cables including underground, overhead cables and provides FTTH EPC services.
• PT VOKSEL ELECTRIC Tbk. (Indonesia)coreStrategic or Co-development PartnerJoint venture PT MAJU BERSAMA GEMILANG (MBG) established 2018. Joint venture fiber optic cable production base in Kendal Industrial Park, Central Java. Planned to become largest land and marine optical communication transmission products and services provider in Indonesia.
• Telecom Operators (stc, Etisalat, Ooredoo, Zain)coreChannel Partner/ Reseller/ DistributorMajor telecom operators in Middle East region. Account for 55-65% of regional fiber optic cable procurement. Saudi Arabia leads regional demand with 35-40% market share, UAE 20-25%, Qatar 8-12%.
• Amazon Web Services (AWS)coreTechnology or IntegrationAWS deployed hollow-core fiber connecting 10 core data centers after nearly one year of technical validation. AWS working with Hengtong and other core suppliers for hollow-core fiber procurement. Market demand from AWS and other cloud giants creating supply shortage.

Scale indicators15 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Nexans: French global cable manufacturer with significant submarine cable and power cable operations. Direct peer in HV subsea EPC, fiber optic cable, and power transmission products.
• Prysmian Group: World's largest cable manufacturer, including submarine and fiber optic cables. Direct competitor in subsea systems and telecom cables, and a benchmark for global cable industry scale.
• Fujikura Ltd. Japanese specialty optical fiber and cable manufacturer with strong positions in telecom and submarine cable. Direct peer in specialty fiber innovation and FTTH cable products.
• Futong Group: Chinese fiber optic cable and preform manufacturer. Direct domestic competitor in optical fiber preform, single-mode fiber, and submarine cable products.
• Furukawa Electric: Japanese optical fiber and cable manufacturer with submarine cable heritage. Comparable in fiber optic technology, specialty fibers, and global telecom operator customer base.
• ZTT Group: Major Chinese cable manufacturer competing directly with Hengtong in fiber optic cable, submarine cable, and power cable. Closest domestic competitor across all product segments.
• Yangtze Optical Fibre and Cable (YOFC): China's largest fiber optic preform and cable manufacturer and the most direct domestic competitor. Closely comparable product portfolio across single-mode, specialty fibers, and submarine cables.
• Corning Incorporated: US-based global leader in optical fiber, cable, and connectivity solutions. Closely comparable in specialty fiber innovation (including emerging HCF) and supplies many of the same hyperscaler and telecom customers.
• Sumitomo Electric Industries: Japanese manufacturer of optical fibers, submarine cables, and power cables. Direct competitor in specialty fibers (including HCF research) and subsea systems globally.

Broad incumbents

• CommScope Holding: US-based broader connectivity and cabling incumbent supplying telecom and data center customers. Overlaps with Hengtong's FTTH and data center cabling portfolio but does not specialize in subsea or specialty fibers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/hengtong-optic-electric-co-ltd

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries10 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Hengtong Optic-Electric