• October 14. 2025

In optical communication systems, optical modules are the core of optical signal transmission, and their performance is crucial to network stability and reliability. However, when long-distance optical modules are directly connected to short-distance optical fibers without attenuation, the optical components at the receiving end are easily damaged. This involves complex optical power management an...

• October 17. 2025

In mid-to-high-speed optical communication scenarios, the 25G SFP28 Optical Module has become mainstream due to its characteristic of "balancing speed and cost". ETU-Link has been deeply engaged in this category and has created cost-effective products that are suitable for multiple scenarios, covering core needs such as data centers, enterprise parks, and 5G edge computing. I. Product Features: Co...

• October 21. 2025

With the increasing demand for network bandwidth in scenarios such as 5G base station deployment, data center interconnect (DCI), and high-definition video transmission, 100G optical modules have become the mainstream choice. 100G Single-fiber Optical Modules, with their core advantage of enabling bidirectional transmission over a single fiber, are becoming a key device for conserving fiber resour...

• October 24. 2025

In 100G optical communication networks, QSFP28 (Quad Small Form-Factor Pluggable 28) is the mainstream packaging standard. It is key to high-speed interconnection in data centers and telecommunications networks, and directly affects the deployment efficiency of optical modules and network performance. I. Core Design of QSFP28 Packaging 1. Compact size: approximately 18.3mm×56.5mm×8.5mm, only 1/5 o...

• October 28. 2025

When we transfer large files or use VR devices for remote meetings on a daily basis, optical modules are the core components for efficient data interaction. The "optical interface" connecting the optical module and the optical fiber is the key to stable transmission of optical signals. Slight deviations may cause signal anomalies. I. 1 Micron: The “Precision Red Line” of Optical Interfaces The coa...

• October 30. 2025

In the field of optical communication, optical modules are key components for realizing photoelectric signal conversion, and their quality and performance directly affect the stable operation of the entire communication system. As an optical communication solution provider serving over 100 countries, ETU-LINK Optical Communication optical modules have already passed CE, FCC, RoHS, FCC, ISO9001 and...

• November 04. 2025

When AI models are trained in hours and autonomous driving processes massive amounts of data in real time, 800G optical modules are an indispensable high-speed transmission foundation. They are not merely "upgrades to network cables," but core components supporting the operation of global digital infrastructure. Companies like ETU-LINK, deeply rooted in the field of optical communication, are prov...

• November 11. 2025

Ⅰ. Accelerated Localization of Optical Modules: Triple Drivers of Policy, Technology, and Corporate Practice Driven by the explosive growth of AI computing power and the large-scale application of 5G, optical modules, as a core component of communication infrastructure, are entering a critical window of opportunity for domestic substitution. ETU-Link Technology Co., Ltd. more than a decade of...