Latest update on major announcements from Shanghai and Shenzhen listed companies on the evening of February 26

Shanghai and Shenzhen listed companies released announcements on the evening of February 26. Here is a summary of important notices.

【Major Events】

Yunnan Germanium Industry: Recent operational status normal, no significant changes in internal or external environment

Yunnan Germanium Industry (002428) announced on February 26 that its stock price has deviated by more than 20% over the past three trading days (February 24, 25, and 26, 2026), indicating abnormal trading fluctuations. The company’s recent operations are normal, and there have been no major changes in the internal or external environment. The company, its controlling shareholder, and actual controller have no undisclosed major matters or ongoing planning of significant events.

ST Sunshine: Applying to cancel delisting risk warning

ST Sunshine (000608) announced on February 26 that it has applied to the Shenzhen Stock Exchange to revoke the delisting risk warning for its stock. During the review period, the stock remains trading normally without suspension. Whether the application will be approved remains uncertain. Investors are advised to be cautious of investment risks. The company has self-checked against the “Shenzhen Stock Exchange Stock Listing Rules” (2025 revision) and reports that its 2025 annual report shows no circumstances requiring delisting warning under rules 9.3.12 items 1-7, nor any other risk warning situations.

Shulian Co.: Planning to acquire all equity of an independent third-party warehousing company, using land and buildings for production facilities

Shulian Co. (002463) announced on February 26 that its stock price deviated by more than 20% over three consecutive trading days (February 24-26, 2026), indicating abnormal fluctuations. The external environment remains stable, and operations are normal. The company, its controlling shareholder, and its actual controller have no undisclosed major matters. Currently, the company is planning major events, including: ① Selling all equity of its secondary subsidiary Huangshi Supply Chain Management Co., Ltd. to its actual controller to focus on core business; ② Its wholly owned subsidiary Kunshan Huli Microelectronics Co. is planning to acquire land use rights and buildings from an independent third party to build a new PCB manufacturing project; ③ Planning to acquire all equity of an independent third-party warehousing company, using land and buildings for production.

Shenzhen Nanshan Circuit: Recent operational status normal, no significant changes in environment

Shenzhen Nanshan Circuit (002916) announced on February 26 that its stock price deviated by more than 20% over three trading days (February 24-26, 2026), indicating abnormal trading fluctuations. The company’s operations are normal, with no major changes in the environment.

Hongchang Electronics: Normal operations, stock P/E significantly above industry average

Hongchang Electronics (603002) announced on February 26 that its stock price over three consecutive days (February 24-26, 2026) increased by more than 20%. As of February 25, 2026, its latest rolling P/E ratio is 340.77, compared to 55.71 for the industry “C39 Computer, Communication, and Other Electronic Equipment Manufacturing.” The company’s P/E is significantly higher than industry average. The turnover rate in the last trading day was 9.75%, higher than previous levels. Investors should be aware of market risks. The company’s self-inspection shows normal operations, no major undisclosed matters, and no significant changes in internal or external environment.

Leyard: Has established cooperation with many well-known domestic and international robot manufacturers

Leyard stated during institutional research on February 26 that it has established cooperation with many renowned robot manufacturers worldwide, covering hardware sales, motion training, and motion capture training center construction.

Bethel: Establishing a wholly owned German subsidiary for sales, R&D, and consulting of automotive safety components

Bethel (603596) announced on February 26 that, to support strategic development, it has established a wholly owned German subsidiary, Wuhu Bethel Germany GmbH, engaged in sales, R&D, and consulting of automotive safety system components, with an investment of USD 1 million (about RMB 6.9228 million), fully funded by the company.

China Tianying: Signed the world’s first electric methanol supply order with a top international energy company

China Tianying recently announced that it has signed the world’s first electric methanol supply order with a leading international energy giant, marking its green methanol products officially entering the supply system of major global energy companies. The company is also in discussions with multiple international energy and shipping companies on methanol supply, with ongoing negotiations expected to secure further orders and strengthen its early-mover advantage in the global green methanol market.

Intercontinental Oil & Gas: Market sentiment may be overheated, irrational speculation possible

Intercontinental Oil & Gas (600759) announced on February 26 that its stock price deviated by more than 20% over three days (February 24-26, 2026), indicating abnormal fluctuations. Despite multiple daily limit-ups recently, the company’s fundamentals have not changed significantly. Market sentiment may be overly optimistic, leading to irrational speculation. The company reminds investors of the risks of sharp price declines after rapid increases, urging rational decision-making and risk awareness.

Yuntianhua: Current operations normal

Yuntianhua (600096) announced on February 26 that its stock price deviated by more than 20% over three days (February 24-26, 2026). The company’s self-inspection shows normal operations, with no major undisclosed information or rumors requiring clarification. No corrections or supplementary disclosures are needed.

COSCO Shipping: International oil tanker market remains strong, asset prices have risen significantly

COSCO Shipping (601872) announced on February 26 that its operations are normal. Influenced by supply and demand factors, the international oil tanker market remains strong, with asset prices rising sharply. The Baltic Dry Index (BDI) also exceeded expectations during the Spring Festival off-season due to strong demand for Capesize and Panamax ships.

ZaiXin Technology: Revenue from aerospace-grade high-efficiency energy materials in 2024 is very low

ZaiXin Technology (603601) announced on February 26 that it has received market attention regarding supplying SpaceX. Its main business involves micro-fiber glass wool, developing “clean air materials,” “high-efficiency energy materials,” and “dust-free air conditioning products” for industrial, mobile, and living spaces. The company verified that revenue from aerospace-grade high-efficiency energy materials in 2024 accounts for about 0.5% of total revenue. Since 2020, it has supplied “high-silicon oxygen fiber” directly to a well-known international aerospace company, but this business has minimal impact on overall performance, with no current orders and high uncertainty for future orders.

Neusoft Carrier: Planning to build a national new energy storage innovation center in Nanhai, Foshan

Neusoft Carrier (300183) announced on February 26 that its subsidiary Guangdong Hongqing Run Energy Storage Co. plans to invest in building a national new energy storage innovation center in Nanhai, Foshan, including a 200MW/400MWh grid-side independent energy storage station and related facilities. The estimated investment is RMB 453 million, with a project duration of 6 months.

Wanshun New Materials: Aluminum foil for batteries has entered small batch supply stage

Wanshun New Materials (002511) stated during institutional research on February 26 that its self-developed high-voltage aluminum foil for batteries has high and stable DOD (depth of discharge), improving adhesion, uniformity, reducing resistance, and enhancing battery charge/discharge efficiency and cycle stability. It is also suitable for sodium-ion batteries. The product has entered small batch supply.

Filihua: Expect business revenue from quartz electronic fabric to account for about 5% of total in 2025

Filihua (300395) announced on February 26 that its market attention on electronic fabric and applications in electronic circuit manufacturing is high. Its ultra-thin quartz electronic fabric is in small batch testing and certification. It expects that in 2025, revenue from quartz electronic fabric will account for about 5% of total revenue (unaudited), with minimal impact on performance. Due to customer product iteration and testing, future orders are uncertain, and there are risks of delayed business progress.

Han’s Laser: Operating normally, no need to disclose performance forecast

Han’s Laser (002008) announced on February 26 that its stock price deviated by 25.13% over three days (February 24-26, 2026), indicating abnormal fluctuations. The company’s operations are normal, and no major changes are expected. It plans to disclose 2025 annual report on April 17, 2026. No performance forecast is required per regulations. The report is being prepared, and no undisclosed performance information has been provided to third parties outside the auditor.

Tianli Lithium: Fully owned subsidiary Sichuan Tianli resumed full production on February 24

Tianli Lithium (301152) announced on February 26 that its subsidiary Sichuan Tianli completed scheduled maintenance and fully resumed production on February 24, 2026, after being shut down since January 14 to ensure stable and safe operation.

Huafeng Technology: 112G high-speed backplane products entered mass production

Huafeng Technology (002271) stated on February 26 that its 224G high-speed backplane connectors have passed sample testing and are in mass production, with capacity depending on customer demand.

Hancock Cable: Operating normally, no major changes in environment

Hancock Cable (002498) announced on February 26 that its operations are normal, with no significant changes in recent market or internal environment.

Jinzhengda: Recent operations normal, no major changes in environment

Jinzhengda (688766) announced on February 26 that its stock price deviated by more than 20% over three days (February 24-26, 2026), indicating abnormal fluctuations. Its operations are normal, with no major changes in environment.

CATL: Listed on Shenzhen Stock Exchange for 2026 Class A corporate bonds

CATL (300750) announced on February 26 that its 2026 public offering of corporate bonds for professional investors meets listing conditions and will be listed on the Shenzhen Stock Exchange from February 27, 2026. The bonds will be traded among institutional investors via various methods.

Debon: Applying to terminate listing on SSE

Debon (603056) announced on February 26 that it plans to voluntarily withdraw its A-shares from the Shanghai Stock Exchange and apply for listing on the National Equities Exchange and Quotations (NEEQ). The company submitted the application on February 26, 2026, pending approval.

SMIC: Preliminary transfer price set at RMB 43.35 per share

SMIC (688380) announced on February 26 that based on the inquiry and subscription on that day, the preliminary transfer price is RMB 43.35 per share. The shares offered have been fully subscribed, with 28 institutional investors expected to acquire about 8.0073 million shares.

Yahua Group: Export ban in Zimbabwe currently does not affect normal operations

Yahua Group (002497) stated on February 26 that the export ban in Zimbabwe does not impact normal production. The ban mainly targets illegal trade; Yahua’s Zimbabwe lithium project complies with regulations and has resumed export applications. The company’s previous lithium concentrate exports have been shipped back, ensuring no impact on domestic supply.

Dongcai Technology: No significant fluctuations in costs or sales

Dongcai Technology (601208) announced on February 26 that its operations are normal, with no major changes in costs or sales. Raw material costs, closely linked to international oil prices, may affect performance. The company plans to diversify products, expand new markets, optimize product mix, and manage inventory to mitigate risks.

Mind Electronic: Planning to raise up to RMB 1 billion for high-voltage power devices and wafer foundry projects

Mind Electronic (300656) announced on February 26 that it intends to raise up to RMB 1 billion via targeted issuance for high-voltage power semiconductor devices and power IC wafer foundry projects, as well as working capital.

【Performance Highlights】

Lizhong Group: 2025 net profit RMB 888.9 million, up 25.75%

Lizhong Group (300428) announced on February 26 that its 2025 revenue was RMB 32.139 billion, up 17.96%; net profit RMB 888.9 million, up 25.75%; EPS RMB 1.39. Business segments grew steadily, aided by rising aluminum prices.

Weichuang Electric: 2025 net profit RMB 268 million, up 9.52%

Weichuang Electric (688698) announced on February 26 that its 2025 revenue was RMB 1.946 billion, up 18.66%; net profit RMB 268 million, up 9.52%; EPS RMB 1.27. The industry remains resilient, with ongoing digital and intelligent upgrades. The company is expanding in robotics and green energy, optimizing core technology, and increasing capacity through digital lines.

Qiangyi Co.: 2025 net profit RMB 398 million, up 70.73%

Qiangyi Co. (688809) announced on February 26 that its 2025 revenue was RMB 1.012 billion, up 57.81%; net profit RMB 398 million, up 70.73%; EPS RMB 4.1. Growth driven by opportunities in the semiconductor cycle and market expansion.

Microchip Biological: 2025 net profit RMB 51 million, turning profitable

Microchip Biological (688321) announced on February 26 that its 2025 revenue was RMB 910 million, up 38.24%; net profit RMB 51 million, reversing a loss of RMB 115 million last year; EPS RMB 0.1252. Growth driven by product commercialization and new indications.

SIRUI Pu: 2025 net profit RMB 173 million, turning profitable

SIRUI Pu (688536) announced on February 26 that its 2025 revenue was RMB 2.142 billion, up 75.65%; net profit RMB 173 million, up 416.37%; EPS RMB 1.3. Business expansion in automotive, AI servers, optical modules, new energy, and other markets.

Dingyang Technology: 2025 net profit RMB 143 million, up 27.45%

Dingyang Technology (688112) announced on February 26 that its 2025 revenue was RMB 602 million, up 21.03%; net profit RMB 143 million, up 27.45%; EPS RMB 0.9. Growth driven by high-end testing and general electronics.

Sanyou Medical: 2025 net profit RMB 63 million, up 451.85%

Sanyou Medical (688085) announced on February 26 that its 2025 revenue was RMB 543 million, up 19.66%; net profit RMB 63.3 million, up 451.85%; EPS RMB 0.19. Growth from terminal sales, channel expansion, and international business.

Lvdian Harmonic: 2025 net profit RMB 125 million, up 122.4%

Lvdian Harmonic (688017) announced on February 26 that its 2025 revenue was RMB 569 million, up 46.86%; net profit RMB 125 million, up 122.4%; EPS RMB 0.6954. Market share increase and growth in intelligent robot business.

Chipown: 2025 net loss RMB 528 million

Chipown (688521) announced on February 26 that its 2025 revenue was RMB 3.152 billion, up 35.77%; net loss RMB 528 million, compared to a loss of RMB 601 million last year. Revenue growth driven by data processing and chip design.

Ailis: 2025 net profit RMB 218 million, up 52.55%

Ailis (688578) announced on February 26 that its 2025 revenue was RMB 5.172 billion, up 45.36%; net profit RMB 218 million, up 52.55%; EPS RMB 4.85. Growth driven by sales of key products.

【Share Reduction and Increase】

Tongguang Cable: Controlling shareholder plans to reduce holdings by up to 3%

Tongguang Cable (300265) announced on February 26 that its controlling shareholder, Tongguang Group, plans to reduce its holdings by no more than 14.028 million shares (up to 3%). Chairman Zhang Zhong plans to reduce no more than 98,300 shares (0.021%).

Xinyaqiang: Shareholder plans to reduce holdings by up to 4%

Xinyaqiang (603155) announced on February 26 that Hongtao Innovation plans to reduce up to 3.1579 million shares (1%), and Sun Xiujie plans to reduce up to 9.4736 million shares (3%), totaling up to 4% of the company’s shares.

Yinhai Electronics: Controlling shareholder plans to reduce holdings by no more than 0.81%

Yinhai Electronics (002519) announced on February 26 that its controlling shareholder, Yinhai Electronics Group Investment Co., Ltd., plans to reduce holdings by no more than 9.0996 million shares (0.81%).

Tianhao Energy: Obtained loan commitment letter for share repurchase

Tianhao Energy (300332) announced on February 26 that it received a loan commitment letter from Industrial Bank Beijing Branch, agreeing to provide a loan for share repurchase, up to RMB 90 million, not exceeding 90% of the repurchase amount, specifically for share buyback.

Haozhi Mechanical: Director plans to reduce holdings by no more than 0.11%

Haozhi Mechanical (300503) announced on February 26 that Director Lei Qun plans to reduce holdings by no more than 354,300 shares (0.11%) via centralized bidding or block trades.

Fangzheng Technology: Fangzheng Information Industry plans to reduce holdings by no more than 3%

Fangzheng Technology (600601) announced on February 26 that its shareholder Fangzheng Information Industry, holding 6.47% of shares, plans to reduce no more than 128 million shares (3%).