What Eoptolink Technology does

Eoptolink Technology Inc., Ltd. is a vertically integrated Chinese optical transceiver manufacturer founded in 2008 in Chengdu and listed on the Shenzhen Stock Exchange (SZSE: 300502) since 2016. The company operates one of China's largest automatic TO packaging and testing lines and runs dedicated manufacturing facilities in Chengdu plus two Thailand sites (Sriracha and Rayong), with sales offices in Fremont, USA and Singapore. It maintains a global footprint covering the Americas, Europe, and Asia.

Name

Eoptolink Technology

Legal name

Eoptolink Technology Inc., Ltd.

Website

https://eoptolink.com

Company type

Public

Founded year

2008

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Eoptolink Technology is a Chengdu-based optical transceiver manufacturer serving AI hyperscalers, telecom operators, and 5G networks with products spanning 1G to 1.6T speeds.

Ownership category

akta.pro rank

Product category

Optical Transceivers and Photonic Components

NAICS

Communications Equipment Manufacturing (3342), Other Communications Equipment Manufacturing (334290), Other Communications Equipment Manufacturing (33429)

SIC

Computer Communications Equipment (3576), Electronic Components & Accessories (3670), Semiconductors & Related Devices (3674)

akta.pro primary industry

Optical Transceivers (SFP/SFP+/SFP28/QSFP/QSFP-DD/OSFP) (HDAFAEAE)

akta.pro secondary industries

Active Optical Cables (AOC) & Optical Interconnects (HDAFAEAG), Optical Transponders & Muxponders (Coherent/Pluggable) (HDAFADAB), Optoelectronic Receivers & Transceivers (Photodetectors/Optical Modules) (HDAHALAM)

Keywords

• Optical transceivers
• High-speed networking modules
• Data center interconnects
• Photonic components
• Fiber optic modules

Headquarters

HQ city

Chengdu

HQ country

China

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Optical Transceiver Sales: Eoptolink generates revenue primarily from manufacturing and selling high-speed optical transceivers across multiple speed tiers (1.6T, 800G, 400G, 200G, 100G, 50G, 40G, 25G, 10G and below), serving AI data centers, cloud providers, telecom operators, and enterprise networks globally
2. OEM/ODM and Custom Manufacturing: Provides OEM, ODM, and contract manufacturing services to world leading customers, combining design and engineering capability with integrated manufacturing and internal supply chain
3. Optical Component Manufacturing: Manufactures optical components including TO packages, BOSA, ROSA, TOSA up to 800G speeds for digital, analogue, xWDM, supervisory channel, and SMPTE applications

Go-to-market motion2 records

Distribution channels3 records

Marketing channels3 records

Core offering

Eoptolink Technology designs, develops, manufactures, and markets a comprehensive portfolio of high-performance optical transceivers and photonic components spanning speeds from 1G up through 1.6T, in form factors including QSFP-DD, OSFP, QSFP112, QSFP56, SFP56-DD, SFP28, and CFP. The products serve AI data center interconnects, hyperscale cloud, 5G mobile networks (fronthaul/midhaul/backhaul), telecom transport, and FTTx/PON access applications. The company also offers OEM/ODM design and contract manufacturing services with vertically integrated TO packaging.

Product overview

Eoptolink Technology is a leading manufacturer of optical transceivers and photonic components. The product portfolio is organized as a comprehensive platform spanning multiple speed tiers from 1G to 1.6T, including 1.6T OSFP, 800G QSFP-DD800/OSFP, 400G QSFP56-DD/QSFP112/OSFP, 200G QSFP56, 100G QSFP28/SFP56-DD, 50G SFP56, 40G QSFP+, 25G SFP28, 10G SFP+/XFP, and legacy lower-speed SFP products. The offering extends beyond transceivers to include coherent ZR/ZR+ modules for long-reach applications, Active Optical Cables (AOC) and Direct Attach Cables (DAC), Near-packaged Optical (NPO) modules, Optical Circuit Switching (OCS) solutions (NX200/NX300), and Optical Sub-Assemblies (TOSA, ROSA, BOSA, Triplexers). The portfolio also includes xPON solutions for FTTx networks (GPON, GEPON, XGS-PON, 10G EPON). Main application scenarios include AI clusters, cloud data centers, 5G mobile networks (fronthaul, midhaul, backhaul), telecom transmission, and enterprise networks. The company also provides OEM/ODM and contract manufacturing services.

Differentiator

Problem solved

Functional benefit

Products and services

• 1.6T OSFP Transceivers Next-generation 1.6 Tbps optical transceivers with DR8, 2xFR4, and other interfaces supporting CMIS 5.0+ firmware, available in OSFP and OSFP-RHS form factors with both Silicon Photonics and EML variants. Targeted at AI clusters, cloud data centers, and 1.6T Ethernet applications.
• 800G QSFP-DD800 and OSFP Transceivers 800G optical transceivers in QSFP-DD800 and OSFP form factors across 200G/lane and 100G/lane line rates, supporting DR4, FR4, DR8, VR8, 2xFR4, 2xLR4, LPO, AOC, ZR Coherent, and MCF configurations with CMIS 5.0+ compliance for AI clusters and cloud data centers.
• 400G QSFP56-DD, QSFP112, and OSFP Transceivers 400G optical transceivers in QSFP56-DD, QSFP112, and OSFP form factors including LPO (Linear Pluggable Optics), coherent ZR/ZR+ for 120km and 480km reaches, and variants supporting reach from SR4 to ZR4 for data centers and global telecom operators.
• 200G QSFP56 and QSFP28-DD Transceivers 200G PAM4 QSFP56 transceivers with latest-generation DSPs and breakout/multi-rate capability plus 2x100G QSFP28-DD for backward compatibility with legacy 100G systems, including a CFP2 variant for mobile networks.
• 100G QSFP28 and SFP56-DD Single Lambda Transceivers Single-lambda 100G transceivers in QSFP28 and SFP56-DD form factors offering BIDI, DR1, FR1, LR1, ER1 interfaces plus CWDM and DWDM color variants and industrial-grade options; 4x25G QSFP28 portfolio covers PMDs from SR4 to the 80km ZR4.
• 50G SFP56 and QSFP28 Transceivers 50G PAM4 transceivers for Ethernet (SFP56 for NIC cards and Ethernet equipment) and mobile networks (QSFP28) including BIDI variants, available in commercial and industrial temperature ranges for 5G midhaul/backhaul and 50G Ethernet applications.
• 40G QSFP+ and CFP Transceivers 40G optical transceivers in QSFP+ and CFP form factors with SR4, LR4, CWDM, and DWDM versions including AOCs and DACs for short-reach rack connectivity and BIDI QSFP for single-fiber applications.
• 25G SFP28 Transceivers 25G transceivers for Ethernet, Fibre Channel (32G), and mobile fronthaul applications (CPRI, OBSAI), supporting I-temp operation and distances up to 40km with LANWDM, CWDM, and DWDM wavelengths.
• 10G SFP+, XFP, and CSFP+ Transceivers 10G transceivers supporting SFP+, CSFP, XFP and X2 form factors for CWDM, DWDM, BIDI, FC, and duplex configurations including copper SFP+, AOCs, and DACs for legacy network migration scenarios.
• Lower Speed SFP Transceivers (1G-8G) Low-speed SFP transceivers for SONET, Gigabit Ethernet, Fibre Channel, and other communications standards including 1G, 4G, and 8G SFP variants with BIDI, DWDM, CWDM, and copper RJ-45 conversions.
• xPON Optical Transceivers Full range of PON optical transceivers for both OLT and ONU/ONT sides including EPON, GPON, XGS-PON, 10G EPON, NG-PON2, and 25G PON for FTTx access network deployments.
• Optical Sub-Assemblies (TOSA, ROSA, BOSA, Triplex) Optical sub-assemblies including TOSA up to 800G, ROSA up to 800G, BOSA up to 100G, and Triplexers in TO56 and TO46 packages, produced on one of the biggest automatic TO packaging and testing lines in China for digital, analogue, xWDM, supervisory channel, and SMPTE applications.
• AOC and DAC Cables Active optical cables (AOCs) and direct attach cables (DACs) in QSFP-DD, OSFP, QSFP28, and SFP+ form factors providing short-reach in-rack connectivity at 800G, 400G, 200G, 100G, 50G, and 10G speeds.
• Coherent QSFP-DD 400G ZR/ZR+ Transceivers Coherent QSFP-DD transceivers for ZR (120km) and ZR+ (480km) applications based on Marvell Deneb Coherent DSP, used for data center interconnect and metro optical transport networks.
• NX200 and NX300 Optical Circuit Switching (OCS) Optical circuit switch products for AI network infrastructure; NX200 supports 140 ports and NX300 supports 320 ports, providing zero-latency switching that lowers power consumption and improves AI cluster throughput.
• 6.4T NPO (Near-Packaged Optical) Module High-density near-packaged optical transceiver module delivering 6.4 Tbps aggregate throughput across 32 lanes operating at 200 Gbps per lane, leveraging advanced Silicon Photonics for AI data center interconnects.
• 12.8T XPO Liquid-Cooled Pluggable Optics Industry-first 12.8 Tbps liquid-cooled pluggable optics for AI data centers supporting scale-up, scale-out, and metro-reach fabrics with an ultra-dense liquid-cooled design intended for high-power AI applications.
• 1.6T DR4 (IMDD 400G per Lambda) Optical Transceiver Next-generation IMDD 400G per-lambda 1.6T DR4 OSFP optical transceiver that reduces fiber count by 50% compared to prior-generation models for AI data center interconnects.
• Video SMPTE and CPRI/OBSAI SFP Transceivers Specialized SFP transceivers for video broadcasting applications (SMPTE 3G/6G/12G SDI) and mobile fronthaul (CPRI/OBSAI) applications.
• OEM/ODM and Contract Manufacturing Services Custom optical transceiver design, engineering, and manufacturing services for OEM/ODM customers, combining Eoptolink's design expertise, integrated manufacturing, and internal supply chain with IP protection and dedicated manufacturing space.

Quantifiable outcome

• Power consumption reduction of approximately 30% using LRO technology compared to fully retimed optics
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature7 records

Partnerships

Six partnerships are on record, tiered strategic and core.

• HyperLight CorporationstrategicTechnology or Integration · 17 March 2026Partnership to integrate HyperLight's 400G-per-lane Thin-Film Lithium Niobate (TFLN) photonic integrated circuits into Eoptolink optical transceivers for next-generation AI networking infrastructure, targeting energy-efficient optical links at 400G-per-lane data rates.
• XPO MSA ConsortiumcoreStrategic or Co-development Partner · 12 March 2026Eoptolink joined the XPO Master Service Agreement (MSA) consortium and unveiled industry-first 12.8 Tbps liquid-cooled pluggable optics for AI data centers, contributing to the development of next-generation optical interconnect standards.
• BroadcomcoreTechnology or Integration · 11 March 2026Strategic technology partnership where Eoptolink uses Broadcom's industry-first 3nm 400G/lane optical PAM-4 DSP (Taurus BCM83640) for next-generation 1.6T transceivers. The partnership enables best-in-class module performance with proven interoperability between Broadcom's 400G EML and photodetectors and Eoptolink's optical transceivers.
• Senko Advanced ComponentsstrategicTechnology or Integration · 5 March 2020Licensed SN connector technology partnership for 400G QSFP56-DD transceivers. Eoptolink adopts Senko's SN connector as alternative to MPO connectivity, enabling four individual duplex fiber connections within a single QSFP-DD transceiver interface for simplified network design.
• NokiastrategicTechnology or Integration · 28 February 2020Joint demonstration partnership at OFC 2020 showcasing world's first 100G Single Lambda SFP56-DD form factor transceivers integrated with Nokia 7750 SR series routers, validating technology compatibility.
• InnoviumstrategicTechnology or Integration · 5 March 2019Interoperability validation partnership for 400G optics with TERALYNX switch ASIC. Eoptolink's 400G QSFP-DD DR4 and FR4 transceivers validated with Innovium's 12.8Tbps TERALYNX switch, enabling proven interoperability for customers deploying combined solutions.

Scale indicators8 records

Recent moves8 records

Expansion highlights6 records

Broad incumbents

• Broadcom: Provides Tomahawk switch ASICs and the Taurus 3nm 400G/lane optical DSP that Eoptolink integrates; also competes vertically through its own optical portfolio. Strategic technology partner to Eoptolink and broader incumbent in switching/DSP that defines the transceiver interface.
• Marvell Technology (Inphi): Supplies Deneb coherent DSP used in Eoptolink's 400G ZR/ZR+ transceivers and competes in DSP/Inphi PAM4 optical technology. A key ecosystem incumbent both enabling and competing with Eoptolink.

Direct peers

• Source Photonics: Optical transceiver manufacturer with broad portfolio across data center and telecom; comparable 400G/800G product strategy to Eoptolink.
• Accelink Technologies: China-based optical components and transceiver supplier with broad portfolio including coherent and data center modules; competing Chinese vendor in the same ecosystem as Eoptolink.
• Hisense Broadband: Chinese optical transceiver manufacturer with broad 10G–800G portfolio serving telecom and data center customers. One of the Chinese vendors (alongside Eoptolink and Innolight) collectively holding over 60% of global optical module share.
• Coherent Corp: Major US-headquartered optical components and transceiver manufacturer (formerly II-VI/Finisar) producing 400G/800G transceivers, coherent pluggables, and laser components. Competes directly with Eoptolink in hyperscale and DCI markets.
• Lumentum Holdings: Leading merchant supplier of high-speed optical components, transceivers, and lasers to hyperscalers including Google. Listed alongside Eoptolink as a supplier for Google's AI optical fabric; competes in 800G/1.6T and coherent ZR/ZR+ modules.
• Zhongji Innolight: Direct competitor and co-leader in high-speed optical transceivers (400G/800G/1.6T) for AI data centers; mentioned alongside Eoptolink as one of the top two global suppliers and key partner in Google's Ironwood/Apollo architecture. Both have seen stock appreciate >800% on AI optics demand.

Others

• Senko Advanced Components: Supplier of SN and MPO fiber-optic connectors; licensed SN connector technology to Eoptolink for 400G QSFP56-DD transceivers. Enabling ecosystem participant rather than direct transceiver competitor.

Emerging players

• HyperLight Corporation: Emerging TFLN (Thin-Film Lithium Niobate) photonic IC supplier that announced a partnership with Eoptolink to integrate 400G-per-lane modulators into next-gen transceivers; adjacent enabling technology partner in 1.6T/3.2T roadmaps.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/eoptolink
• Facebookfacebook.com/831644250205751
• LinkedInlinkedin.com/company/eoptolink-technology-inc.-ltd

Compliance14 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Eoptolink Technology