• August 25. 2026

The true core strength and the industry's biggest bottleneck—Indium Phosphide (InP) —is the only core substrate material for high-speed optical modules, EML lasers, detectors, and optical chips . China holds more than 70% of the world's refined indium production capacity and has long included indium phosphide in its export control list. Coupled with the continuous explosion of AI computing power, ...

• August 20. 2026

Today, optical modules are rapidly iterating from 800G to 1.6T and 3.2T, and optical chip materials and integration routes have become the core points of competition in the industry. Indium phosphide (InP), electro-absorption modulated lasers (EML), silicon-based optoelectronics (SiPho/silicon photonics), and thin-film lithium niobate (TFLN) are not parallel substitutes, but rather a progressive s...

• August 06. 2026

As the AI computing power race intensifies, Google is aggressively expanding its global computing infrastructure. In this arms race, optical modules, serving as the "highway" for data transmission, have become one of the core procurement categories for Google's data center construction. Based on data from third-party organizations such as TrendForce and LightCounting, the following outlines the ke...

• July 30. 2026

A race to build AI infrastructure with no turning back. In 2026, the US data center industry is experiencing an unprecedented expansion. According to the latest data from TrendForce, the combined capital expenditure of the world's nine largest cloud service providers is projected to reach $830 billion in 2026, a significant year-on-year increase of 79%. Among them, the four major North American te...

• July 21. 2026

Let’s Talk About the “Invisible Ears” and “Smart Brains” Hidden Within the Internet of Everything. Have you ever wondered how your phone can accurately recognize your voice when you say "Hey Siri" in a noisy environment? How does radar transmit signals to the vehicle's computer in milliseconds when it detects an obstacle in front of the vehicle to make a braking decision? Behind these "smart momen...

• July 09. 2026

I. Basic Definition of TEC TEC stands for thermoelectric cooler, a miniature semiconductor solid-state temperature control element. Lasers in optical modules are highly sensitive to temperature; temperature fluctuations can easily cause problems such as wavelength shift, power instability, and signal degradation. Therefore, mid-to-high-end high-speed optical modules commonly incorporate miniature ...

• July 06. 2026

In optical communication network design, one of the most frequently asked questions engineers are asked is: "How far can this optical fiber actually transmit?" It seems like a simple question, but behind it lies a rigorous set of calculation logic. Today, let's break down how the transmission distance of an optical module is calculated. Ⅰ.Two Major Obstacles: Loss and Dispersion The transmission d...

• April 30. 2026

In today's rapidly evolving technological landscape, the convergence of drones and optical communication is becoming a key force driving industry transformation. The following will elaborate on the relationship between drones and optical communication, trends in optical module products, and future prospects. I. The Relationship Between Drones and Optical Communications: Optical Modules as Core Com...

• April 14. 2026

In an increasingly competitive market, comprehensive after-sales service is an indispensable part of sales work. It aims to ensure customers receive timely and professional support during the use of optical modules. ETU-LINK provides the following customer support: I. After-Sales Technical Support 1. 24/7 Service: Providing 7x24-hour technical consultation and fault reporting services, ensuring cu...

• March 20. 2026

Recently, the international situation has undergone dramatic changes. The US-led assassination of Iranian officials has stirred up a ripple effect, like a boulder thrown into a lake, and the shadow of localized war has quickly loomed. In this sudden upheaval, the business world has been hit hardest, with customer orders and cargo transportation being the first to feel the impact. The once stable a...