What are the companies that manufacture optical modules and their rankings

The top global optical module suppliers in 2025–2026 include InnoLight, II-VI (Coherent Corp.), Huawei, Accelink, and Eoptolink, reflecting a strong presence of Chinese companies alongside U.S. leaders.

Top 10 Global Optical Module Suppliers

Based on the latest LightCounting and industry reports, the leading optical module companies are:

1. InnoLight Technology (China) – Tied for first place in market share, InnoLight has rapidly expanded its presence in hyperscale cloud and data center markets, focusing on high-speed 800G and 1.6T modules .
2. II-VI / Coherent Corp. (US) – Formerly II-VI, now Coherent Corp., strengthened by the acquisition of Finisar, remains a top supplier for coherent optics and high-performance transceivers .
3. Huawei (HiSilicon, China) – Ranked third, Huawei continues to develop high-end coherent DWDM modules and invests heavily in local supply chains due to U.S. export restrictions .
4. Hisense Broadband (China) – Positioned fifth, providing optical modules for telecom and data center applications .
5. Eoptolink Technology (China) – Ranked seventh, specializing in high-speed point-to-point and PON optical modules .
6. Accelink Technology (China) – Ranked eighth, vertically integrated with capabilities from chips to modules, serving telecom and data networks .
7. Cisco Systems / Acacia Communications (US) – Included after LightCounting updated its methodology to count equipment vendors, Cisco leverages Acacia for coherent optics and pluggable modules .
8. Luxtera (US) – Acquired by Cisco, contributing to optical module production for data centers .
9. Xutron Technology (China) – Emerging domestic supplier, tied with II-VI in 2021 for market share .
10. Other notable suppliers – Companies like Huagong Tech, Linktel, and CIG Shanghai are recognized for their contributions to optical module manufacturing and high-speed interconnects .

Market Trends

• Chinese suppliers are rising: Companies like InnoLight, Accelink, and Eoptolink have improved their rankings, reflecting strong domestic production and global expansion .
• Technological focus: The industry is moving toward 800G and 1.6T modules, with co-packaged optics (CPO) becoming standard in high-end chips, driving growth in AI and cloud computing applications .
• Supply chain localization: Chinese companies are increasingly relocating manufacturing to China or other Asian countries to mitigate geopolitical risks and ensure component availability .
• Acquisitions shaping the market: U.S. companies like II-VI and Cisco have strengthened their positions through acquisitions of Finisar, Acacia, and Luxtera, consolidating technology and market share . This ranking highlights the competitive landscape of optical module suppliers, where Chinese companies are gaining prominence while U.S. leaders maintain strong positions through strategic acquisitions and technological innovation.