March 12 Evening Latest Express on Major Events Announcements of Shanghai and Shenzhen Listed Companies

Several listed companies in the Shanghai and Shenzhen markets released company announcements on the evening of March 12. Here is a summary of the important announcements.

【Major Events】

Luxi Chemical: Prices of some chemical products have risen significantly recently; the company adjusts prices promptly based on market changes

Luxi Chemical (000830) stated during an on-site communication with institutions on March 12 that influenced by international developments, sharp fluctuations in oil prices, the operating rates of peer companies and downstream enterprises, and changes in upstream and downstream demand, the prices of chemical products in the first quarter have fluctuated. Recently, prices of some chemical products have risen noticeably. The company adjusts prices in a timely manner based on market conditions to seize market opportunities and maximize production and sales balance. The company’s products are sold online through Luxi Mall with transparent and open pricing.

Huatian股份: Expansion project for supporting high-end PCB AI chips expected to trial production in late 2026 and gradually increase capacity

Huatian股份 (002429) said during a research interview on March 12 that the company plans to invest about 4.3 billion yuan in Q4 2024 to build an expansion project for supporting high-end PCBs for AI chips, which will start construction in late June 2025 and is progressing in an orderly manner. It is expected to begin trial production in the second half of 2026 and gradually increase capacity. This project will further expand the company’s high-end product capacity, better meet the medium- and long-term demand for high-end PCBs in emerging computing scenarios such as high-speed servers and AI, enhance core competitiveness, and improve economic benefits.

Zhaochi Co.: 1.6T optical module has entered rapid R&D stage

Zhaochi Co. (002429) announced on March 12 that the company’s high-speed optical module project has completed the construction of nearly 50,000 square meters of clean manufacturing base and is fully operational. As of this announcement, 200G and below optical modules are mass-produced; the first batch of 400G/800G parallel optical transceiver modules full-process manufacturing lines have completed equipment installation and debugging. Reliability testing of 400G/800G modules is complete, entering small-batch production and progressing toward large-scale manufacturing. The 1.6T optical module is in rapid R&D, focusing on multiple parallel breakthroughs including LPO, NPO, and CPO, to develop next-generation high-speed, low-power solutions. The company’s laser chip projects have also made phased progress. As of this announcement, 25G DFB and below-rate laser chips have completed R&D and trial production, gradually transitioning to mass production. High-power CW DFB laser chips and 50G EML laser chips for 400G/800G/1.6T modules are being steadily developed according to plan. Micro LED optical interconnect CPO (co-packaged optical) source chips have completed R&D and are in sample verification testing.

Rayon Media: Discussions on theme park projects are ongoing

Rayon Media (600652) stated on March 12 on the interactive platform that discussions related to theme parks are ongoing, but specific implementation timelines are not yet determined.

Budang Pharmaceutical: Subsidiary plans to transfer 60% equity of Hunan Zhongce for 1 yuan

Budang Pharmaceutical (603858) announced on March 12 that its controlling subsidiary, Budang (Guangzhou) Medical Diagnostics, plans to transfer 60% equity of Hunan Zhongce to Yang Futai (a director and manager of Zhongce, with no related party relationship) for 1 yuan. After the transfer, Budang (Guangzhou) Medical Diagnostics will no longer hold any equity in Zhongce. According to the audit report of Hunan Zhongce by Shengyin Zhonghe Certified Public Accountants (Special General Partnership) Chengdu Branch, as of December 31, 2025, Zhongce’s total assets are 344,900 yuan, total liabilities are 795,200 yuan, net assets are -45,030 yuan, operating income for 2025 is 1,075,700 yuan, and net profit is -1,024,100 yuan.

True Love Meijia: Company does not involve AI business; main business remains unchanged

True Love Meijia (003041) disclosed on March 12 that rumors circulating online about the company being acquired and changing its main business or being a shell company are false. The company’s main business remains the research, design, production, and sales of home textiles mainly for blankets, and does not involve AI business. The main business has not undergone significant changes. The controlling shareholder has no plans or arrangements to use the company to go public via a shell within the next 36 months. Investors should rely on official disclosures and be cautious of trading risks.

Hengtian Hailong: Plans to acquire no less than 40% of Qunjian Aerospace

Hengtian Hailong (000677) announced on March 12 that its wholly owned subsidiary, Beijing Duofei Hailong Flight Control Technology Co., Ltd., intends to acquire at least 40% of the equity of Xi’an Qunjian Aerospace Precision Manufacturing Co., Ltd. with cash. After the transaction, Hailong Flight Control will become the controlling shareholder of Qunjian Aerospace. Qunjian Aerospace mainly engages in R&D, production, and sales of aircraft engine and gas turbine components, holding multiple patents and inventions. Its products include long shafts, blades, disc rings, casings, and structural parts. Qunjian Aerospace is a high-tech enterprise and a “specialized, refined, distinctive, and innovative” small and medium-sized enterprise in Shaanxi Province.

Dabeinong: Subsidiary’s soybean products approved for EU import

Dabeinong (002385) announced on March 12 that on March 10, 2026, the European Commission announced on its official website that the genetically modified herbicide-tolerant soybean transformation event DBN9004 (DBN-94-6) developed by its subsidiary Beijing Dabeinong Biotechnology Co., Ltd. has passed safety review and is officially approved for import.

Ningbo Construction: Currently neither the company nor Zhongjing Cloud engages in computing power leasing

Ningbo Construction (601789) disclosed on March 12 that the company directly and indirectly holds 32.3684% of Zhongjing Cloud Data Storage Technology (Beijing) Co., Ltd. (“Zhongjing Cloud”), which is not included in the company’s consolidated financial statements. Both the company and Zhongjing Cloud do not engage in computing power leasing. Zhongjing Cloud’s main business is renting server cabinets (standardized locations for servers and network equipment), with low profit scale. In 2025, Zhongjing Cloud’s unaudited net profit is no more than 10 million yuan. The company’s investment in Zhongjing Cloud is classified as other equity instruments at fair value, with changes recognized in other comprehensive income, and does not impact the company’s performance.

Baiyun Airport: Signed operation cooperation contract for T2 outbound duty-free project with China Duty Free Group

Baiyun Airport (600004) announced on March 12 that it signed an operation cooperation contract for the T2 outbound duty-free project with China Duty Free Group. The company will transfer the operation rights of specific areas to China Duty Free Group during the contract period, allowing it to operate duty-free goods within the scope permitted by national policies. Additionally, the company signed a supplementary agreement with China Duty Free Group and China Duty Free Baiyun Airport Duty-Free Co., Ltd. (“CDF Baiyun”), whereby CDF Baiyun will assume all rights and obligations of China Duty Free Group under the cooperation contract.

Dayuan Pump: Short-term rapid rise and potential sharp decline risk

Dayuan Pump (603757) announced on March 12 that its stock price increased by more than 20% cumulatively over three consecutive trading days (March 10-12), indicating abnormal trading fluctuations. Since July 31, 2025, the stock price has increased by 112.39%, with significant fluctuations after removing overall market factors, suggesting market enthusiasm. However, the company’s fundamentals have not changed significantly. The average daily turnover rate since March 11 is about 4.66%, but on March 12 it surged to 20.05%, indicating possible irrational speculation and high trading risk. The stock may experience a rapid decline after a short-term surge. Investors are advised to exercise caution. The company has conducted self-inspection and consulted with controlling shareholders and actual controllers, confirming no undisclosed major matters or information.

*ST Changyao: Received delisting decision

***ST Changyao (300391) announced on March 12 that it received the Shenzhen Stock Exchange’s decision to terminate listing. The company’s stock will be delisted from March 20, 2026, and enter a 15-day delisting risk warning period, with the last trading date expected to be April 10, 2026. During the warning period, the stock will trade on the risk warning board, with no price limit on the first day and a daily limit of 20% afterward.

Sai Fen Technology: Production volume and prices of fillers unlikely affected by Middle East incident

Sai Fen Technology (688758) stated on March 12 that it has not directly procured raw materials from the Middle East. The current situation may cause raw material price fluctuations, but the overall impact on the company is limited. The production volume and prices of fillers are expected to remain unaffected.

Bai Chuan Co.: Recent increase in market prices of some chemical products; impact on performance uncertain

Bai Chuan Co. (002455) announced on March 12 that recent market prices of some chemical products have risen due to supply and demand factors. However, the sustainability of these price fluctuations is uncertain, and the impact on the company’s performance cannot be estimated at this time. Investors are advised to be rational and cautious.

Yinhe Magnetics: Terminated acquisition of 100% stake in Kyoto Longtai

Yinhe Magnetics (300127) announced on March 12 that it had planned to acquire 100% of Sichuan Kyoto Longtai Technology Co., Ltd. through issuance of shares and cash. Since the announcement, the company and related parties have been progressing the transaction. However, due to disagreements on core terms such as the transaction price, the company decided to terminate the deal after careful consideration.

Boteng Co.: Current transportation and customer deliveries are normal and orderly

Boteng Co. stated on the interactive platform that, regarding the impact of international oil price fluctuations: some raw materials required for production are related to major chemical products affected by oil prices (such as solvents). Sustained large fluctuations in international oil prices may affect upstream procurement costs temporarily. The company has established a regular monitoring and response mechanism. Regarding international shipping fluctuations: so far, transportation and customer deliveries are normal and orderly. If shipping conditions worsen, there may be challenges such as capacity shortages and rising transportation costs. The logistics department has initiated emergency assessment measures, including long-term agreements with key international logistics providers, to minimize potential adverse effects from market volatility.

【Performance Reports】

Jiansheng Group: Net profit in 2025 increased by 24.62%, proposes a dividend of 0.35 yuan per share

Jiansheng Group (603558) released its 2025 annual report, showing revenue of 2.589 billion yuan, up 0.59%; net profit attributable to shareholders was 405 million yuan, up 24.62%. Basic earnings per share are 1.12 yuan. The company plans to distribute a cash dividend of 0.35 yuan per share (tax included).

Pudong Jinqiao: 2025 net profit increased by 7.14%

Pudong Jinqiao (600639) announced its 2025 performance brief, with revenue of 5.965 billion yuan, up 118.91%; net profit of 1.074 billion yuan, up 7.14%. Basic earnings per share are 0.9646 yuan. The increase is mainly due to the recognition of sales revenue of 4.068 billion yuan from the Biyun Liyue project, which contributed to core business income and profit growth. The previous year’s non-recurring investment income from issuance-related REITs was excluded, resulting in a lower net profit.

Longyang Electronics: 2025 net profit of 104 million yuan, up 26.02%

Longyang Electronics (301389) reported on the evening of March 12 that its 2025 revenue was 504 million yuan, up 75.31%; net profit was 104 million yuan, up 26.02%; earnings per share were 0.37 yuan. The company acquired a 51% stake in Changzhou Wesi Shuanglian Technology Co., Ltd. in August 2025 and a 70% stake in Suzhou Deyou New Material Technology Co., Ltd. in September 2025. These acquisitions enhanced the company’s material R&D system, enabling resource sharing and synergy, and contributed to performance growth through consolidation effects.

Xinmei Co.: 2025 revenue of 1.628 billion yuan, up 3.12%

Xinmei Co. (300770) announced its 2025 performance brief, with revenue of 1.628 billion yuan, up 3.12%; net profit of 659 million yuan, up 0.23%. Earnings per share are 2.89 yuan. The company focused on building a leading internet new audio-visual platform, advancing various businesses steadily.

Yaxiang Integration: 2025 net profit of 1.04 billion yuan, up 40.3%; proposes a 16.5 yuan dividend per 10 shares

Yaxiang Integration (603929) reported on March 12 that its 2025 revenue was 4.907 billion yuan, down 8.81%; net profit was 892 million yuan, up 40.3%; earnings per share were 4.18 yuan. The company plans to distribute 16.5 yuan in cash dividends per 10 shares (tax included). During the reporting period, construction projects maintained good gross margins and controlled costs, contributing to profit.

Tuboao: 2025 net profit of 722 million yuan, up 23.29%

Tuboao (002043) announced on March 12 that its 2025 revenue was 8.887 billion yuan, down 3.29%; net profit was 722 million yuan, up 23.29%; earnings per share were 0.88 yuan. The company managed project risks in its engineering customization business, which saw a revenue decrease of 362 million yuan. Its associate, Hangkao Group, went public in July 2025, increasing fair value gains.

Pengding Holdings: 2025 net profit of 3.738 billion yuan, up 3.25%

Pengding Holdings (002938) announced on March 12 that its 2025 revenue was 39.147 billion yuan, up 11.40%; net profit was 3.738 billion yuan, up 3.25%; earnings per share were 1.61 yuan. The rapid growth in AI technology and downstream markets like AI servers drove PCB industry expansion. The company maintained strategic focus, consolidating existing clients and expanding new businesses amid external uncertainties.

Shenzhen Airport: Passenger throughput in February reached 5.6741 million, up 7.21%

Shenzhen Airport (000089) announced on March 12 that passenger throughput in February 2026 was 5.6741 million, up 7.21%; total for the year so far is 11.5536 million, up 4.94%. Cargo and mail throughput in February was 133,600 tons, up 9.23%; total so far is 302,200 tons, up 5.06%.

Zhangjiang Hi-Tech: 2025 net profit of 985 million yuan, up 0.3%

Zhangjiang Hi-Tech (600895) announced on March 12 its 2025 performance brief, with revenue of 4.189 billion yuan, up 111.22%; net profit of 985 million yuan, up 0.3%. The company’s sales of rental housing and industrial office spaces increased, contributing to revenue.

Lujiazui: 2025 net profit of 1.223 billion yuan, down 18.9%

Lujiazui (600663) announced on March 12 that its 2025 revenue was 18.165 billion yuan, up 23.99%; net profit was 1.223 billion yuan, down 18.9%. The company recognized revenue from projects like Chuansha Jinxiu Yunlan and Lujiazui Investment Tower, and increased financial income from business growth and investments.

Deer Laser: 2025 net profit of 519 million yuan, down 1.59%

Deer Laser (300776) announced on March 12 that its 2025 revenue was 2.033 billion yuan, up 0.93%; net profit was 519 million yuan, down 1.59%; earnings per share were 1.91 yuan.

Shanghai Xinyang: 2025 net profit increased by 71.12%, proposes a 4.8 yuan dividend per 10 shares

Shanghai Xinyang (300236) disclosed its 2025 annual report, with revenue of 1.937 billion yuan, up 31.28%; net profit of 301 million yuan, up 71.12%; earnings per share of 0.9647 yuan. The company plans to distribute a dividend of 4.8 yuan per 10 shares (tax included). The semiconductor segment achieved revenue of 1.517 billion yuan, up 46.50%, driven by technological advantages and new product development. Sales of key wafer manufacturing materials increased significantly, with market share growth in plating solutions and cleaning/etching products. The coating business remained stable, with revenue of 419 million yuan, but net profit declined due to industry pressures.

Baofeng Energy: 2025 net profit increased by 79.09%, proposes a cash dividend of 3.055 billion yuan

Baofeng Energy (600989) announced its 2025 annual report, with revenue of 48.038 billion yuan, up 45.64%; net profit of 11.35 billion yuan, up 79.09%. Earnings per share are 1.56 yuan. The 2025 profit distribution plan proposes a total cash dividend of 3.055 billion yuan, with small shareholders receiving 0.4921 yuan per share and major shareholders 0.3906 yuan per share. During the period, the largest coal-to-olefins project in Inner Mongolia reached full production, with olefin capacity reaching 5.2 million tons per year, ranking first in China’s coal-based olefins industry.

Shennan Circuit: 2025 net profit increased by 74.47%, proposes a 24 yuan dividend per 10 shares

Shennan Circuit (002916) announced its 2025 annual report, with revenue of 23.647 billion yuan, up 32.05%; net profit of 3.276 billion yuan, up 74.47%; earnings per share of 4.91 yuan. The company plans to distribute 24 yuan in cash dividends per 10 shares (tax included).

【Share Reduction and Increase】

Vanadium Titanium Co.: Yingkou Port plans to reduce holdings by no more than 0.7%

Vanadium Titanium Co. (000629) announced on March 12 that shareholder Yingkou Port Group plans to reduce its holdings by no more than 62.9156 million shares (less than 0.7% of total shares after excluding shares repurchased by the company) through centralized bidding or block trades within three months after the announcement.

Yue Wannianqing: Hehe Investment plans to reduce holdings by no more than 2.88%

Yue Wannianqing (301111) announced on March 12 that its shareholder Hehe Investment plans to reduce its holdings by no more than 4.615 million shares, representing no more than 2.88% of the company’s total shares, via centralized bidding or block trades.

Kaiying Network: Actual controller plans to increase holdings by at least 150 million yuan

Kaiying Network (002517) announced on March 12 that its controlling shareholder, chairman Jin Feng, plans to increase holdings by no less than 150 million yuan within six months via Shenzhen Stock Exchange-approved methods. Also, vice chairman Shen Jun, vice general managers Zhao Fan, Qian Junfa, and Huang Yu, along with other senior executives, plan to increase holdings by at least 9.5 million yuan within six months.

Huibo Pu: Director Zhang Zhongwei and spouse plan to increase holdings

Huibo Pu (002554) announced on March 12 that director and CFO Zhang Zhongwei and his spouse Lin Na plan to increase their holdings by no less than 2 million and no more than 4 million shares within six months via Shenzhen Stock Exchange-approved methods.

【Major Contracts】

TianShun Wind Power: Won a 700 million yuan offshore wind turbine jacket order

TianShun Wind Power (002531) announced on March 12 that it recently secured an offshore wind turbine jacket order worth about 700 million yuan for the Shenneng Shanwei Honghai Bay project. The project, built by Shenneng Marine Energy (Shanwei), has a planned capacity of 500 MW with 34 wind turbines. The company supplied 34 sets of jackets for the project’s I and II segments.

China Power Construction: Signed EPC contract worth 13.962 billion yuan for Abu Dhabi solar and storage project

China Power Construction (601669) announced on March 12 that its Abu Dhabi branch, in partnership with its subsidiary China Power Construction Group East China Survey and Design Institute, signed an EPC contract for the Abu Dhabi RTC 2.1 GW + 7.75 GWh solar and storage project with Abu Dhabi Future Energy Company. The contract is approximately 13.962 billion yuan. The project is located in Mshayrif, Abu Dhabi, with a 2.1 GWp PV capacity and 7.75 GWh energy storage. Scope includes civil engineering, PV field, and energy storage design, procurement, and construction, with a 21-month schedule plus a 24-month warranty.

Weiming Environmental: Joint venture awarded contract for Indonesia Moluccas waste-to-energy project

Weiming Environmental (603568) announced on March 12 that it received a notice of award from Indonesia’s PT Danantara Investment Management, confirming that the joint venture led by the company was awarded the Moluccas waste-to-energy project. The project involves building about 1,500 tons/day of incineration and power generation facilities, with a construction period of about two years and a 30-year operation period after commercial operation.