VeriSilicon(SH:688521) Xin Lang Cai Jing·2025-08-20 06:20Group 1 - Nvidia experienced a significant drop of 3.5%, marking its largest decline in nearly four months, alongside other major tech stocks like Meta, Tesla, Amazon, and Microsoft, which also saw declines, negatively impacting the Nasdaq index [1] - In contrast, the domestic AI sector in A-shares is showing independent momentum, with the domestic AI industry chain-focused ETF (589520) surging by 3% on August 20, achieving a four-day winning streak [1] - The ETF has been trading at a premium, indicating strong buying interest, with the Shanghai Stock Exchange reporting an inflow of 6.34 million yuan into the ETF on the previous day [1] Group 2 - On August 19, the Shanghai Municipal Economic and Information Commission and other departments released a plan to accelerate the development of "AI + manufacturing," focusing on enhancing model application capabilities at the terminal level [3] - The leading domestic AI chip company, Cambrian, saw its stock price exceed 1000 yuan on August 19, potentially becoming the second stock in the A-share market to reach this milestone [4] - The domestic AI ETF (589520) emphasizes the importance of achieving self-sufficiency in key technologies, with a significant portion of its top ten holdings concentrated in the semiconductor sector, indicating a strong offensive strategy [5]