证券之星消息，9月12日消费电子板块较上一交易日上涨1.49%，杰美特领涨。当日上证指数报收于3883.69，上涨0.22%。深证成指报收于 12996.38，上涨0.13%。消费电子板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 300868 | 杰美特 | 34.12 | 7.03% | 5.85万 | 1.95亿 | | 603380 | 易德龙 | 47.86 | 6.38% | 6.82万 | 3.24亿 | | 000021 | 深科技 | 22.04 | 6.11% | 106.22万 | 22.85 Z | | 601138 | 工业富联 | 62.01 | 5.03% | 258.53万 | 157.49亿 | | 688 I0E | 隆扬电子 | 68.46 | 4.39% | 20.40万 | 13.65亿 | | 603595 | 东尼电子 | 25.25 | 4.21% | 15.75万 | 3.95亿 | | 002660 | 成硕电源 | 10 ...

Core Viewpoint - The global DRAM market is expanding, driven by the rise of generative AI, leading to optimistic AI order expectations and benefiting the storage industry chain [1][3]. Group 1: Market Trends - The NAND price is expected to rise in Q3, with SanDisk announcing a price increase of over 10% for all channels, indicating the start of a new pricing cycle [1][2]. - The global DRAM market size increased by approximately 17% in Q2 2025, reaching $30.9 billion, primarily due to the demand from generative AI [3]. Group 2: Supply and Demand Dynamics - The supply-demand gap is expected to widen, with strong storage demand driven by AI applications and data centers, while supply is constrained due to production shifts and financial difficulties of some suppliers [2]. - The transition of NAND manufacturers to next-generation nodes is causing a shortage of low-density chips, further tightening supply [2]. Group 3: Domestic Industry Growth - Domestic advanced storage capacity is expanding, with companies like Zhaoyi Innovation and Changxin Storage maintaining close partnerships to benefit from the transition to DDR5/LPDDR5 [3]. - Changxin Storage is projected to capture about 30% of the domestic NAND market this year, with expectations to reach 15% of global NAND flash capacity by the end of 2026 [4].

Group 1 - The core point of the news is that Shenzhen Technology Co., Ltd. (深科技) experienced a stock price increase of 5.01%, reaching 20.75 CNY per share, with a trading volume of 1.724 billion CNY and a turnover rate of 5.39%, resulting in a total market capitalization of 32.521 billion CNY [1] - Shenzhen Technology's main business includes the research and production of hard disk heads, advanced manufacturing of electronic products, metering systems, payment terminal products, digital home products, and LEDs. The revenue composition is as follows: high-end manufacturing 50.52%, storage semiconductor business 27.13%, metering smart terminals 21.70%, and others 0.66% [1] Group 2 - From the perspective of fund holdings, one fund under Dongfang Fund has a significant position in Shenzhen Technology. The Dongfang Quantitative Multi-Strategy Mixed A Fund (东方量化多策略混合A) held 9,000 shares in the second quarter, unchanged from the previous period, accounting for 0.58% of the fund's net value, ranking as the third-largest holding. The estimated floating profit today is approximately 8,910 CNY [2] - The Dongfang Quantitative Multi-Strategy Mixed A Fund was established on February 22, 2019, with a current scale of 24.2106 million CNY. Year-to-date returns are 26.71%, ranking 2,659 out of 8,175 in its category; the one-year return is 60.65%, ranking 1,835 out of 7,982; and since inception, it has a loss of 6.85% [2]

截至8月30日，深科技股东户数17.35万，较上期增加0.27%；人均流通股9032股，较上期减少0.27%。 2025年1月-6月，深科技实现营业收入77.40亿元，同比增长9.71%；归母净利润4.52亿元，同比增长 25.39%。 分红方面，深科技A股上市后累计派现39.58亿元。近三年，累计派现7.02亿元。 9月11日，深科技盘中上涨2.02%，截至09:49，报20.16元/股，成交2.87亿元，换手率0.92%，总市值 315.96亿元。 资金流向方面，主力资金净流入496.60万元，特大单买入2401.44万元，占比8.36%，卖出1818.10万元， 占比6.33%；大单买入6701.36万元，占比23.34%，卖出6788.11万元，占比23.64%。 深科技今年以来股价涨6.84%，近5个交易日涨3.92%，近20日涨5.55%，近60日涨18.31%。 资料显示，深圳长城开发科技股份有限公司位于广东省深圳市福田区彩田路7006号，成立日期1985年7 月4日，上市日期1994年2月2日，公司主营业务涉及硬盘磁头、电子产品先进制造、计量系统、支付终 端产品、数字家庭产品及LED的研发生产 ...

Group 1 - The company focuses on the development, production, and sales of smart metering terminals such as smart electric, water, and gas meters, as well as AMI system software [1] - The company provides a complete smart energy management system solution that integrates various energy types and adapts to different communication technologies [1] - The company has a mature solution in chip-level thermal packaging and plans to expand into multi-chip and high-power scenarios in the future [1]

Market Performance - The large fund concept sector increased by 2.8% on September 5, with Baiwei Storage leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] Individual Stock Performance - Baiwei Storage (688525) closed at 71.66, with a rise of 12.89% and a trading volume of 304,500 shares, amounting to a transaction value of 2.11 billion [1] - Shenzhen South Circuit (002916) closed at 182.25, up 7.97%, with a trading volume of 157,000 shares and a transaction value of 2.75 billion [1] - Jingrui Electronic Materials (300655) closed at 13.20, up 7.76%, with a trading volume of 1,564,100 shares and a transaction value of 2.00 billion [1] - Jiangbolong (301308) closed at 93.59, up 7.72%, with a trading volume of 110,480 shares and a transaction value of 0.95 billion [1] - Other notable stocks include Saiwei Electronics (300456) up 6.87%, Sanan Optoelectronics (600703) up 6.67%, and Guoxin Technology (688262) up 5.66% [1] Fund Flow Analysis - The large fund concept sector saw a net inflow of 83.92 million from institutional investors, while retail investors contributed a net inflow of 620 million [1] - Notable net inflows from individual stocks include Sanan Optoelectronics with 17.8 million and Jingrui Electronic Materials with 13.7 million [2] - Conversely, retail investors showed significant outflows in several stocks, including Baiwei Storage with a net outflow of 127 million and Jingrui Electronic Materials with a net outflow of 94.4 million [2]

Group 1 - The company focuses on the development, production, and sales of smart metering terminals such as smart electric, water, and gas meters, as well as AMI system software [1] - The company provides a complete smart energy management system solution that integrates various energy types and adapts to different communication technologies [1] - The company has a mature solution in chip-level thermal packaging and plans to expand into multi-chip and high-power scenarios in the future [1]

Core Viewpoint - The stock of Shenzhen Longcheng Development Technology Co., Ltd. (深科技) has shown fluctuations in price and trading volume, with a recent increase of 2.01% on September 5, 2023, and a total market capitalization of 31.016 billion yuan [1]. Financial Performance - For the first half of 2025, the company achieved operating revenue of 7.740 billion yuan, representing a year-on-year growth of 9.71%, and a net profit attributable to shareholders of 452 million yuan, up 25.39% year-on-year [2]. - Cumulatively, the company has distributed a total of 3.958 billion yuan in dividends since its A-share listing, with 702 million yuan distributed over the past three years [3]. Shareholder Information - As of August 20, 2023, the number of shareholders for 深科技 was 173,000, a decrease of 0.60% from the previous period, while the average circulating shares per person increased by 0.60% to 9,057 shares [2]. - The top ten circulating shareholders include Southern CSI 500 ETF, which holds 16.1685 million shares, an increase of 4.121 million shares from the previous period, and Hong Kong Central Clearing Limited, holding 12.9876 million shares, an increase of 3.209 million shares [3]. Business Overview - 深科技, established on July 4, 1985, and listed on February 2, 1994, is primarily engaged in the research and production of hard disk heads, advanced manufacturing of electronic products, metering systems, payment terminal products, digital home products, and LED technology [1]. - The company's revenue composition includes high-end manufacturing (50.52%), storage semiconductor business (27.13%), metering intelligent terminals (21.70%), and other supplementary services (0.66%) [1].

Core Viewpoint - The stock of Shenzhen Technology Co., Ltd. (深科技) has experienced fluctuations, with a recent decline of 2.03% and a total market capitalization of 31.064 billion yuan. The company has shown a year-to-date stock price increase of 5.03% but a recent five-day drop of 10.24% [1]. Financial Performance - For the first half of 2025, Shenzhen Technology achieved operating revenue of 7.740 billion yuan, representing a year-on-year growth of 9.71%. The net profit attributable to shareholders was 452 million yuan, reflecting a year-on-year increase of 25.39% [2]. Shareholder Information - As of August 20, 2025, the number of shareholders for Shenzhen Technology was 173,000, a decrease of 0.60% from the previous period. The average number of circulating shares per shareholder increased by 0.60% to 9,057 shares [2]. - The company has distributed a total of 3.958 billion yuan in dividends since its A-share listing, with 702 million yuan distributed over the past three years [3]. Institutional Holdings - As of June 30, 2025, the third-largest circulating shareholder was the Southern CSI 500 ETF, holding 16.1685 million shares, an increase of 4.121 million shares from the previous period. The Hong Kong Central Clearing Limited was the fourth-largest shareholder, holding 12.9876 million shares, an increase of 3.209 million shares [3].

Group 1 - A significant decrease in the number of shareholders often indicates a concentration of shares, which attracts market attention [1] - According to statistics, 241 stocks experienced a decline in shareholder numbers exceeding 20% compared to the end of the first quarter, with 77 stocks seeing a decline of over 30% [1] - Among non-ST stocks, Tianpu Co., Development Technology, and Zhejiang Huaye saw declines exceeding 50% [1] Group 2 - The mechanical industry has the highest number of concentrated stocks, totaling 38, followed by the basic chemical industry with 19 [1] - The electronics, automotive, and pharmaceutical industries each have 16 stocks with a decline in shareholder numbers exceeding 20% [1] - Concentrated stocks have generally performed well, with an average increase of 19.32% since July, outperforming the CSI 300 index by approximately 6 percentage points [1] Group 3 - Among the concentrated stocks, Tianpu Co., Zhongji Xuchuang, and Industrial Fulian have seen significant cumulative gains, with their stock prices doubling [1] - Of the 241 concentrated stocks, 65 have been subject to institutional research since July, with nine stocks receiving attention from over 100 research institutions [1] - Institutions are particularly focused on the overall performance of listed companies in the first half of the year and their outlook for the second half [1]