The storage chip sector continues to attract attention due to production cuts by major global manufacturers and price increases for high-end products.
Chinese storage chip companies are seizing an opportunity for accelerated domestic substitution and market share expansion. In this issue, we summarize the recent important developments of companies in the A-share storage chip sector for discussion and research.
Special Statement: The following content does not constitute any investment advice, guidance, or commitment, and is for academic research and discussion purposes only.
First Company: Dawai Co., Ltd.
Main Business: Focuses on semiconductor storage and new energy vehicles (electric eddy current retarders), covering AI, trusted computing, and telecommunications-related fields.
Important Development: On the 14th, the company stated on the interactive platform that its subsidiary, Dawai Chuangxin, mainly covers DRAM and NAND Flash products, meeting customers’ integrated needs and providing comprehensive solutions, with products widely used in various fields. The subsidiary, Dawai Jiemin, will focus on developing high-performance storage chip products and solutions, deepening technical cooperation with local and global enterprises.
Second Company: Dike Co., Ltd.
Main Business: Photovoltaic conductive silver paste and semiconductor interconnection packaging materials, focusing on silver-coated copper/pure copper paste technology to promote silver reduction in photovoltaics.
Important Development: On October 14, it announced the acquisition of 62.5% equity in Jiangsu Jingkai for 300 million yuan, entering the storage chip packaging and testing field, constructing a “design-testing-packaging” closed loop.
Third Company: Blue Arrow Electronics
Main Business: Semiconductor discrete devices and automotive-grade chips, applied in new energy vehicles, home appliances, and other fields.
Important Development: On October 16, it stated on the interactive platform that the company currently has a rich product line in analog ICs. In the future, it will expand more product series in digital chips, including logic chips, storage chips, and sensor chips in analog chips. The company is also investing in power devices and storage chips through external investments.
Fourth Company: Jingrui Electric Materials
Main Business: Semiconductor photoresists (Krf/ArF), ultra-pure reagents, and lithium battery materials, covering wafer manufacturing and new energy fields, a core target for domestic substitution.
Important Development: On the 15th, it stated on the interactive platform that its photoresists and high-purity chemicals have been used in storage chip manufacturing. On October 17, it participated in a seed round financing of tens of millions for Xinyan Zhizhi, focusing on semiconductor material research and development, strengthening industry chain collaboration.
Fifth Company: Xianggang Technology
Main Business: High-end packaging integrated solutions (color boxes/gift boxes/intelligent packaging), serving the daily chemical and food industries, focusing on environmentally friendly and functional packaging. Holds shares in Jintaike Semiconductor (focused on data storage).
Important Development: On October 14, it forecasted a net profit of 94 million to 100 million for the first three quarters, a year-on-year increase of 182%-200%, benefiting from market expansion and cost optimization.
Sixth Company: Yunhan Chip City
Main Business: Electronic component distribution (Micron/Changjiang Storage agency) and supply chain digital services, covering AI, automotive electronics, and other fields, a leading electronic industry internet platform in China.
Important Development: Recently released a third-quarter report forecasting a net profit of 77 million to 80 million, a year-on-year increase of 38.7%-44.1%.
Seventh Company: Allwinner Technology
Main Business: Intelligent application processors SoC and AI chips, automotive-grade chips entering the BYD supply chain, covering automotive and industrial control.
Important Development: On October 10, it forecasted a year-on-year net profit increase of 72.2%-92.1% for the first three quarters, with a single-quarter year-on-year increase of 213%-307% in the third quarter, benefiting from the ramp-up of automotive-grade chips.
Eighth Company: Youyan New Materials
Main Business: Semiconductor target materials (12-inch ultra-pure copper/aluminum targets), rare earth materials (permanent magnets), and infrared optical materials. The company is a target material supplier for Changjiang Storage.
Important Development: On October 14, it stated on the interactive platform that it provided a small amount of target materials for Xinkailai, assisting in breakthroughs in domestic semiconductor equipment. On the 11th, it announced a third-quarter performance forecast, with a net profit of 230 million to 260 million, a year-on-year increase of 101%-127%.
Ninth Company: Lianyun Technology
Main Business: Solid-state drive main control chips (PCIe 4.0/5.0) and AIoT signal processing chips, among the top three independent main control manufacturers globally, with products covering consumer and industrial grades.
Important Development: Recently released a third-quarter report, with a net profit of 90.06 million, a year-on-year increase of 23.05%.
Tenth Company: Shengjing Micro
Main Business: Focuses on electronic detonator core control modules for the civil explosives industry (including fourth-generation anti-vibration products) and signal chain chips (ADC/DAC), covering blasting engineering, geological exploration, and industrial control fields.
Important Development: On the 14th, it responded on the interactive platform that its storage chip-related product EEPROM has achieved mass production, currently only for internal product solutions.
Eleventh Company: Tongyou Technology
Main Business: Focuses on enterprise-level storage systems and solid-state storage for special industries, constructing a “chip-system” full industry chain through equity participation in Yiheng Chuangyuan (PCIe 5.0 SSD) and Zeshite Technology (main control chip), covering AI, trusted computing, and military industries.
Important Development: Today, it released a third-quarter report, with revenue of 327 million yuan for the first three quarters of 2025 (year-on-year +7.73%), and a net profit of 9.29 million yuan (year-on-year -70.37%), but the net profit for the third quarter alone reached 27.66 million, a year-on-year increase of 300%.
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Risk Warning: Investment carries risks, and the data and information in this article are sourced from company announcements, securities reports, company and industry official websites, papers, and brokerage research reports. All individual stocks and opinions do not constitute investment advice and are for interest research and discussion only.