• December 17. 2025

In the field of short-range optical communication, the packaging technology of optical modules directly affects product performance, cost, and application adaptability. COB (Chip On Board) packaging and coaxial technology, as two mainstream technologies, differ significantly in structural design and performance. This article will analyze the differences between the two from key dimensions to assis...

• November 25. 2025

As data center speeds advance towards 800G and even 1.6T, a technology called "silicon photonics" is changing the optical module industry landscape with unprecedented momentum. Many network engineers and procurement specialists ask: What are silicon photonic modules? How do they differ from traditional optical modules? Which one should I choose for 800G/1.6T data center deployment? What are their ...

• November 19. 2025

In the field of optical communication, optical modules, as the core components for data transmission, rely heavily on a small "information business card"—a tag—for stable operation and efficient management. ETU-LINK, as a professional optical module manufacturer, deeply understands the importance of tags to its products. For the entire lifecycle of optical modules, ETU-LINK has created a different...

• November 14. 2025

Driven by the demands of cross-domain disaster recovery in cloud computing, 5G backbone network transmission, and wide-area data interconnection, 40G optical modules need to balance short-distance high density with long-distance breakthroughs. ETU-LINK has expanded to include an 80km ultra-long-distance model, forming a full-distance coverage matrix ranging from 100 meters to 80 kilometers. With m...

• 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...

• 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...

• 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...

• 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...