On May 20th, the three major indices opened lower collectively, and the ChiNext Artificial Intelligence ETF (159243) experienced fluctuations and adjustments. In terms of constituent stocks, Fuhangwei rose over 5%, Taichengguang increased over 4%, and stocks such as Xinyi Sheng, Zhongji Xuchuang, and Xiechuang Data saw significant gains. However, the funding situation remained hot, with Wind data estimating a net inflow of approximately 16 million during the trading session for the ChiNext Artificial Intelligence ETF (159243).
In news, the domestic storage giants are accelerating their IPOs! On May 19th, Yangtze Memory Technologies completed its IPO counseling filing, and prior to that, Changxin Technology updated its prospectus, reporting a staggering 1688% increase in net profit in the first quarter, igniting market interest. Benchmarking against South Korea's Samsung, Yangtze Memory is the only 3D NAND storage chip manufacturer in China, with first-quarter revenue exceeding 20 billion yuan, doubling year-on-year, and its chip production surpassing 10% of the global market, approaching third place worldwide.
Meanwhile, at the 2026 Google Developer Conference, a comprehensive upgrade to the search box was announced to better handle users' longer and more complex questions posed to chatbots, along with the launch of new AI programming tools and the Gemini 3.5 Flash model, touted as the strongest programming model to date. Additionally, Google showcased its next-generation smart glasses, equipped with the Gemini AI assistant, compatible with both Android and iOS phones, expected to launch later this fall.
Under the resonance of industrial trends, China Merchants Securities stated that leading enterprises' continuous investment in model lightweighting and edge computing power is gradually lowering the threshold for terminal deployment and providing clearer technical paths and cooperation foundations for chips, modules, terminals, and applications, with AI at the edge expected to continue benefiting.
From an index perspective, the ChiNext Artificial Intelligence Index possesses strong structural advantages. Data shows that the &#34;optical module&#34; content in the ChiNext Artificial Intelligence Index exceeds 40%, with layouts in leading companies such as Yizhongtian, Xinyi Sheng, Zhongji Xuchuang, and Tianfu Communication, demonstrating strong profit elasticity compared to similar indices. In 2025, the index recorded a growth rate of 106.35%, significantly outperforming similar indices such as Sci-Tech Innovation AI and CS Artificial Intelligence; at the same time, the expected growth rate of net profit attributable to the parent company in 2025 is as high as 127.36%, far exceeding the overall level of the ChiNext Index, with prosperity and growth potential expected to form a dual resonance

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The IPOs of domestic storage giants Yangtze Memory Technologies and Changxin Technology are accelerating, with the former's revenue exceeding 20 billion yuan in the first quarter and net profit skyrocketing by 1688%. Meanwhile, Google has released a new AI programming tool, the Gemini 3.5 Flash model, upgrading the search box to handle complex problems. Bank of China Securities pointed out that the AI edge continues to benefit, with the ChiNext AI index performing excellently, showing a growth of 106.35% by 2025

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The domestic storage giants accelerate their IPOs, Google's strongest programming model released, and funds have been aggressively accumulating for four consecutive days!