港股市场整体承压，科技股显现韧性。恒生指数跌0.76%报26344.14点；恒生科技指数跌0.58%报 6257.91点；恒生中国企业指数跌1.07%报9370.73点。大市成交2905.37亿港元，南向资金净买入127.36 亿港元，半导体与消费电子板块获内资青睐。 9月22日，A股市场呈现结构性分化格局，三大指数小幅收涨，科技板块全线爆发推动科创50指数大涨 3.38%，消费电子与半导体产业链领涨市场，而旅游影视等消费板块集体回调；港股市场整体承压，三 大指数集体收跌，科技股相对抗跌，苹果概念与半导体板块逆势走强。 受国庆节前效应影响，两市成交额均较前一交易日显著萎缩，显示资金观望情绪浓厚，市场热点集中於 科技主线，结构性特征突出。 展望后市，A股科技主线有望延续强势，需关注量能变化与板块轮动节奏；港股或延续震荡整固，重点 跟踪外资流向与政策预期。操作上建议聚焦半导体、消费电子等景气方向，规避高位消费股回调风险， 把握科技成长与政策催化的结构性机会。 主要指数表现 A股市场缩量上涨，科技成长风格主导市场。上证指数全天震荡收涨0.22%报3828.58点；深证成指涨 0.67%报13157.97点；创业板指 ...

Market Overview - The A-share market showed a mixed performance today, with the Shanghai Composite Index rising by 0.22% to close at 3828.58 points, while the Shenzhen Component increased by 0.67% to 13157.97 points. The Sci-Tech 50 index saw a significant rise of 3.38%, closing at 1408.64 points, and the ChiNext index rose by 0.55% to 3107.89 points. Overall, there were 3150 stocks that declined, while 2175 stocks advanced, with 102 stocks remaining flat. The total trading volume in the Shanghai and Shenzhen markets was 21215 billion yuan, a decrease of 2023.47 million yuan compared to the previous trading day [1][2]. Industry Performance - Among the primary industries, electronics, computers, non-ferrous metals, machinery equipment, non-bank financials, and automobiles led the gains, while sectors such as social services, beauty care, retail, food and beverage, construction decoration, and oil and petrochemicals experienced declines [1][2].

Core Viewpoint - The stock of Huadong Heavy Machinery has shown a significant increase in price and trading activity, indicating potential investor interest and market dynamics [1][2]. Group 1: Stock Performance - On September 22, Huadong Heavy Machinery's stock rose by 2.06%, reaching 8.93 CNY per share, with a trading volume of 184 million CNY and a turnover rate of 2.08%, resulting in a total market capitalization of 8.999 billion CNY [1]. - Year-to-date, the stock price has increased by 32.69%, with a 9.71% rise over the last five trading days, a 0.56% increase over the last 20 days, and an 18.59% increase over the last 60 days [1]. - The company has appeared on the "Dragon and Tiger List" twice this year, with the most recent occurrence on August 26 [1]. Group 2: Financial Performance - For the first half of 2025, Huadong Heavy Machinery reported a revenue of 364 million CNY, a year-on-year decrease of 34.69%, and a net profit attributable to shareholders of 26.1557 million CNY, down 3.72% year-on-year [2]. - The company has distributed a total of 185 million CNY in dividends since its A-share listing, with no dividends distributed in the last three years [2]. Group 3: Business Overview - Huadong Heavy Machinery, established on January 9, 2004, and listed on June 12, 2012, focuses on high-end equipment manufacturing, primarily in "container handling equipment" and "intelligent CNC machine tools" [1]. - The company is also expanding into the solar energy sector, leveraging opportunities in the photovoltaic industry to enhance its business structure [1]. - The revenue composition of the company is as follows: container handling equipment accounts for 99.40%, battery cells and others for 0.56%, technical services and others for 0.02%, and chip-related products for 0.02% [1].

Group 1 - Dazhong Public (600635) shares increased by over 14%, reaching a price of 3.25 HKD with a trading volume of 123 million HKD [1] - The company announced its stake in Shenzhen Capital Group, which holds shares in Yushu Technology [1] - Yushu Technology is expected to submit its listing application to the stock exchange between October and December 2025 [1] Group 2 - Market attention is on Moer Thread, which is scheduled for a meeting on the Sci-Tech Innovation Board this week [1] - Moer Thread, established in 2020, focuses on developing a full-featured GPU aimed at providing computing acceleration platforms for AI, digital twins, and high-performance computing [1] - The actual controller, Zhang Jianzhong, holds 44.07% of the company's shares, and Moer Thread has received investments from multiple institutions, including Shenzhen Capital Group [1]

消息面上，大众公用在互动平台表示，公司参股深创投，深创投及其基金持有宇树科技股份。据悉，宇 树科技预计将在2025年10月至12月期间向证券交易所提交上市申请文件。另外，市场关注摩尔线程本周 科创板上会，资料显示，摩尔线程成立于2020年，以自主研发的全功能GPU为核心，致力于为AI、数 字孪生、科学计算等高性能计算领域提供计算加速平台。实际控制人张建中控制公司44.07%股份。摩 尔线程成立后曾获得包括深创投在内的多家机构投资。 智通财经APP获悉，大众公用(01635)涨超14%，截至发稿，涨14.04%，报3.25港元，成交额1.23亿港 元。 ...

RT Avi Chawla (@_avichawla)PyTorch dataloader has 2 terrible default settings.Fixing them gave me ~5x speedup.When you train a PyTorch model on a GPU:- .to(device) transfers the data to the GPU.- Everything after this executes on the GPU.This means when the GPU is working, the CPU is idle, and when the CPU is working, the GPU is idle.Memory pinning optimizes this as follows:- When the model is trained on the 1st mini-batch, the CPU can transfer the 2nd mini-batch to the GPU.- This ensures that the GPU does ...

PyTorch dataloader has 2 terrible default settings.Fixing them gave me ~5x speedup.When you train a PyTorch model on a GPU:- .to(device) transfers the data to the GPU.- Everything after this executes on the GPU.This means when the GPU is working, the CPU is idle, and when the CPU is working, the GPU is idle.Memory pinning optimizes this as follows:- When the model is trained on the 1st mini-batch, the CPU can transfer the 2nd mini-batch to the GPU.- This ensures that the GPU does not have to wait for the ne ...

Core Viewpoint - MoE Technology is on track to become the first domestic GPU company to complete its IPO, which will enhance its technological leadership and promote the self-controllable process of the domestic GPU industry [2][7]. Company Overview - Founded in 2020, MoE Technology focuses on the research, design, and sales of full-function GPUs and related products, aiming to provide computing acceleration platforms for high-performance computing fields such as AI and digital twins [3]. - The company has a diverse product portfolio that supports digital transformation across various industries, covering everything from cloud to edge computing [3]. Financial Performance - In the first half of 2025, MoE Technology achieved a revenue of 702 million yuan, surpassing the total revenue of 608 million yuan from 2022 to 2024, with a compound annual growth rate exceeding 200% [3]. - The revenue growth is attributed to the continuous expansion of its product matrix and sustained market demand, with four generations of GPU architecture chips launched from 2021 to 2024 [3]. - The net losses of MoE Technology have gradually narrowed, with losses of 1.839 billion yuan in 2022, 1.673 billion yuan in 2023, and 1.491 billion yuan in 2024, reducing to 270 million yuan in the first half of this year [4]. Profitability and Margins - The gross margin has improved significantly from -70.08% in 2022 to 25.87% in 2023, and is projected to reach 70.71% in 2024, maintaining a high level of 69.14% in the first half of 2025 [5]. - This trend indicates an enhancement in market competitiveness and profitability quality, with a gradual decrease in expense ratios as the scale effect becomes evident [5]. Research and Development - MoE Technology has invested over 4.3 billion yuan in R&D, employing nearly 900 staff, with over 75% holding master's degrees or higher [7]. - The company has applied for over 1,000 patents, with 514 granted, leading the domestic GPU industry in terms of authorized patents, showcasing strong independent innovation capabilities [7]. Future Outlook - MoE Technology anticipates significant performance growth by 2027, with expectations of achieving consolidated profitability [6][7]. - The funds raised from the IPO will primarily be used for the development of next-generation AI chips, graphics chips, and AI SoC chips, further enhancing its technological edge and promoting the self-controllable process of the domestic GPU industry [7].

Investment Strategy & Value Proposition - Magnetar focuses on being value-added to portfolio companies by helping them finance GPU and compute needs for data centers [3] - The firm prioritizes understanding the asset value and customer contracts to unlock value for companies [4] - Magnetar emphasizes a diversified portfolio approach, prioritizing downside protection by assessing assets and contracts [10] - The company aims to lower the cost of capital for its partners by engaging with management teams [9][11] Datacenter Infrastructure & Market Dynamics - Demand for GPUs is exceptionally high, with companies needing more [7] - Infrastructure investment is driven by skill, scale, and scarcity [5] - Datacenter projects are experiencing significant scale, moving from 100 GPU clusters to potentially millions of GPUs [5] - Large-scale neo cloud infrastructure projects are attracting legacy finance and strategic partners due to increasing capital requirements [8] Customer & Asset Mix - The customer mix and asset mix are crucial for lowering the cost of financing [13] - A portfolio with only non-investment grade customers is more difficult to finance [14] - Balancing non-investment grade (high-growth) and investment grade customers is important for portfolio financing decisions [14]

Intel uh coming off its uh best day in a long long time. The stock surged 22% following Nvidia's announcement that it will invest $5 billion in Intel. Joining us now is Ray Wong, Constellation Research founder and chairman.What I'm looking over in Becky's chair. It's a lot of room there. Normally you're in here with us.Uh Ray, I put on some extra makeup because you usually take a a picture and tweet it out. What What happened. Why aren't you here.Hey, I'd love to be in New York. Happy Friday. I I ended up i ...