• March 11. 2026

In the optical communication industry, the resale of used optical modules is no secret. Data centers, large enterprises, and operators are all driving this market's activity in various scenarios. The reasons behind this are related to product lifecycle management, as well as cost control and resource optimization. The following analysis examines the inevitability of the resale of used optical modu...

• December 23. 2025

In critical communication scenarios such as data centers and 5G base stations, optical modules serve as the "core hub" for photoelectric signal conversion, and their "zero-failure" operation directly impacts the stability of the entire communication network. ETU-LINK, leveraging years of accumulated expertise and utilizing its cleanroom as a core base, has achieved a legendary "zero-failure" quali...