Core Insights - Nvidia's CEO Jensen Huang predicts that demand for AI chips will reach at least $1 trillion by 2027, doubling last year's forecast, indicating a significant shift in the chip industry towards interconnectivity as the bottleneck for AI computing power transitions from processing to connectivity [1][9] - The establishment of organizations like XPO MSA and Open CPX MSA at the OFC 2026 conference highlights the industry's consensus on the necessity of optical interconnects for AI data centers, with Arista leading the development of new liquid-cooled pluggable optical modules capable of 12.8 Tbps [1][2] Interconnect Bottleneck Shift - Huang's "Huang's Law" suggests that while processing power can continue to improve through advancements in manufacturing and 3D packaging, the I/O rates between chips are lagging, creating an "I/O wall" that limits the expansion of AI clusters [1] - Traditional copper cabling is nearing its physical limits in handling frequencies of 800G and above, restricting effective transmission distances to under 1 meter for 400G SerDes, which hampers the scalability of AI clusters across cabinets [1] Industry Index and ETF - The Shanghai Stock Exchange's Sci-Tech Innovation Board Chip Index (000685) is designed to serve as a benchmark for the entire "computing power + interconnect" industry chain, including semiconductor equipment, wafer manufacturing, chip design, and PCB materials [2][3] - The index includes up to 50 leading companies from the semiconductor industry, ensuring comprehensive coverage of key segments related to the interconnect revolution [3] ETF Performance and Structure - The Guotai Sci-Tech Chip ETF (589100) closely tracks the Sci-Tech Innovation Board Chip Index, providing investors with a standardized tool to replicate index returns [4] - As of March 16, 2026, the ETF has demonstrated a tracking error of only 0.007%, indicating high precision in mirroring the index's performance [5] - The ETF's holdings are well-aligned with the index, balancing heavy and light asset segments to match the comprehensive coverage of the industry chain [6] Investment Value of Interconnect Revolution - The rise of the interconnect revolution signifies a deeper investment logic in the chip sector, emphasizing the importance of interconnect infrastructure that supports computing clusters, rather than solely focusing on the chips themselves [8] - The demand for interconnect technology is expected to grow steadily, driven by Nvidia's forecast of $1 trillion in AI chip demand, which will also boost the demand for related interconnect devices and materials [8] - Domestic companies in the optical chip and high-speed PCB sectors are positioned to benefit from low domestic production rates and external capacity shortages, as evidenced by significant revenue growth in companies like Solstice [8]

Group 1 - The core viewpoint of the article highlights the resurgence of domestic computing power, with the domestic chip ETF, Guotai (589100), rising over 5% during trading [1][3] - The State Administration for Market Regulation announced an investigation into NVIDIA for violating China's antitrust laws, while Huawei launched new supernodes and Ascend series chips, indicating a strong domestic push for AI computing power [3] - The development of domestic computing power is supported by continuous iterations of domestic chips like Huawei's Ascend, alongside increasing capital expenditures from major domestic internet companies, indicating a robust demand [3][4] Group 2 - The article suggests that a new arms race in AI is underway, with a shift in demand from AI training to inference, indicating stronger and more sustained investment compared to previous cycles [4] - The improving market risk appetite suggests that there is still room for valuation increases within the relevant industry chain, encouraging investors to pay attention to the Guotai chip ETF (589100) and the chip ETF (512760) [4]

Market Overview - The A-share market experienced narrow fluctuations, with the Shanghai Composite Index closing at 3828.58 points, up 0.22%, and the Shenzhen Component Index at 13157.97 points, up 0.67% [1][3] - The overall market showed more declines than gains, with the electronics and computer sectors leading the market [1] Gold Market - Spot gold prices rose, with London gold breaking the $3700 mark, continuing its strong performance following the Federal Reserve's interest rate cut decision [1][4] - The Fed's dot plot indicated that 10 members support three or more rate cuts this year, with a 92% probability of a cut in October, which has heightened expectations for a low-interest environment [1][4] - Continuous geopolitical risks and global economic concerns reinforce gold's position as a preferred asset for risk hedging, with central banks expected to purchase between 900 to 950 tons of gold this year [4] Industrial Metals - Under the backdrop of the Fed's rate cuts, various industrial metals also saw price increases, with the non-ferrous metals sector rising approximately 1% [2][6] - Silver prices surged by 3.81%, reaching 10317 yuan/kg, driven by strong demand in electronics and photovoltaic sectors, alongside concerns over supply shortages [6][7] - Copper prices are supported by stable demand from green energy transitions and AI, despite supply-side disruptions [6] Rare Earths - Following China's strengthened export controls on rare earths, overseas restocking orders have increased, and domestic demand remains robust [7] - The rare earth sector is expected to see continuous performance improvements, with the non-ferrous metals index trading at a price-to-earnings ratio of about 24 times, indicating potential for further valuation recovery [7] AI Computing Power - The domestic computing power market is experiencing a resurgence, with the National Technology ETF rising over 5% [2][9] - The trend towards domestic substitution in AI computing is gaining momentum, with significant optimism regarding the industry's outlook [9][10] - The demand for AI is shifting from training to inference, suggesting stronger and more sustained investment in the sector [10] Photovoltaic Industry - The photovoltaic industry is gradually recovering, with the Photovoltaic 50 ETF rising 6.33% since the beginning of the month [3][11] - Policy support and a focus on reducing vicious competition are expected to stabilize prices and improve profitability in the sector [11] - Global demand for photovoltaic installations is projected to grow, with annual new installations expected to exceed 600 GW [11]