From this link...
https://exhibitors.cioe.cn/jtycn/zsen64914.html
Bold is mine...
Main product:
Hybrid integrated optical engine for 100G, 200G, 400G, 800G, 1.6T, 3.2T data transmission, high-speed module suitable for AI super-computing, and LightBar light source chip used in CPO and smart wear applications.
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and recently chipset for 1.6T and 3.2T data transmission, CPO modules, artificial intelligence, sensing.