Xin Lang Cai Jing·2026-02-27 01:07Core Viewpoint - The current AI computing network is undergoing a critical transition towards all-optical interconnection, with NPO technology emerging as an ideal compromise to overcome bandwidth physical limitations. Major tech giants like Alibaba and Tencent are accelerating the implementation and standardization of NPO architecture, indicating that this technology has entered the stage of large-scale commercialization [1][7]. Group 1: NPO Technology and Its Advantages - NPO technology demonstrates a strong balance in signal integrity, power consumption, and maintainability, making it a suitable solution for the extreme challenges posed by the evolution of large model architectures in AI [2][8]. - Compared to traditional high-power pluggable optical modules and CPO (Co-Packaged Optics) solutions, NPO (Near-Package Optics) offers significant advantages by relocating the optical engine closer to the switching chip, thus reducing signal transmission distance and power consumption while maintaining the independent replaceability of the optical engine [2][8]. Group 2: Major Players and Developments - Leading CSP manufacturers are rapidly advancing the application of NPO-related solutions. Alibaba has released the "UPN512 Technical Architecture White Paper," aiming to construct a fully interconnected system with 512 xPUs, which is expected to reduce optical interconnection costs by over 30% [3][9]. - Alibaba has successfully activated a 3.2T NPO module that supports silicon photonics and VCSEL technology, with a typical TDECQ of only 1.9dB and a power consumption of just 20W. This module has already been applied in the new generation of domestic four-chip switches [3][9]. - Tencent is also actively exploring the evolution of NPO based on silicon photonics technology and has initiated a standardization project with Alibaba, with prototype systems expected to be operational by Q3 2026 [3][9]. Group 3: Industry Transformation and Opportunities - The acceleration of NPO technology by internet giants signifies its entry into large-scale commercial use, which will profoundly reshape the business models and supply chain structures within the optical communication industry [4][10]. - NPO technology requires optical module manufacturers to possess strong silicon photonics integration capabilities, high-precision packaging processes, and deep collaboration with chip manufacturers, pushing them from merely providing modules to becoming "optical interconnection solution providers" [4][10]. - Domestic leading companies are seizing this historic opportunity, with firms like Zhongji Xuchuang showcasing OpenSocket NPO solutions expected to be deployed on a large scale by 2027, and Huagong Technology's 3.2T NPO optical engine anticipated for large-scale commercialization by 2026 [4][10].