20cm速递｜创业板人工智能ETF国泰（159388）涨近4%，科技主线与AI创新成焦点

Group 1 - The core viewpoint of the article highlights the significant rise of the ChiNext AI ETF Guotai (159388), which increased by nearly 4%, with a focus on technology and AI innovation [1] - West Securities points out that DeepSeek's conditional memory module Engram complements the MoE (Mixture of Experts) model, enhancing knowledge retrieval efficiency and significantly improving model performance in reasoning and coding tasks [1] - The Engram module is positioned in the early layers of the Transformer architecture, allowing subsequent layers to focus on complex reasoning, addressing the existing lack of native retrieval mechanisms in Transformers [1] Group 2 - The ChiNext AI ETF Guotai (159388) tracks the ChiNext AI Index (970070), which has a daily price fluctuation limit of 20%, and selects companies involved in AI technology research and application from the ChiNext market [1] - The index covers cutting-edge technology fields such as machine learning and natural language processing, reflecting the overall performance of publicly listed companies related to AI [1] - The constituent stocks of the index are primarily concentrated in the information technology and intelligent manufacturing sectors, showcasing significant technological attributes and growth characteristics [1]