Latest update on major events announcements of Shanghai and Shenzhen listed companies on the evening of March 9

Shanghai and Shenzhen Stock Exchanges announced important company disclosures on the evening of March 9. Here is a summary of key announcements.

【Major Events】

Zhuhai Guanyu: Plans to Raise Up to 3.3 Billion Yuan for Smartphone Steel Shell Lithium Battery Projects

Zhuhai Guanyu (688772) announced on March 9 that the company plans to issue shares to specific investors to raise no more than 3.3 billion yuan (including this amount). The net proceeds after related issuance costs will be used for the construction of lithium batteries for smartphone steel shells, smart wearable steel shell lithium batteries, and to supplement working capital and repay loans.

Chengdu Huawi: Launch of Ultra-High-Speed 10-bit 128GSPS A/D Converter Chip

Chengdu Huawi (688709) announced on March 9 that its developed ultra-high-speed 10-bit 128GSPS analog-to-digital converter (ADC) was successfully released recently. According to publicly available information, this chip achieves internationally leading performance in sampling rate, signal bandwidth, and dynamic range. It can significantly improve radar detection, aerospace measurement and control systems, and enable high-end testing instruments to capture ultra-fast signals accurately. It is widely applicable in inter-satellite communication, radar detection, electromagnetic suppression, commercial aerospace, and high-end instrumentation.

Jiaxian Co.: Phase II Photolithography Resin Project Expected to Complete by Year-End, Mainly for Synthesis of Photolithography Resins

Jiaxian Co. recently stated during investor relations activities that its Phase II photolithography resin project has commenced construction and is expected to be completed by the end of this year, subject to actual progress. The project involves two additional monomers, mainly used for synthesizing photolithography resins, with applications in chip manufacturing and integrated circuits.

Zhejiang Medicine: Collaborates with Private Equity Fund to Invest in Strategic Emerging Industries

Zhejiang Medicine (600216) announced on March 9 that it signed a partnership agreement with general partner Xiamen Huaben Contemporary Venture Capital Management Co., Ltd., and limited partners Cai Xiaoyang, Yu Fengjia, and Yu Zhangxing, to jointly invest in Xiamen Huaben Qihang Equity Investment Partnership (Limited Partnership). The total committed capital is 320 million yuan, with the company as a limited partner contributing 157 million yuan, accounting for 49.06%. The fund focuses on biomedicine and other strategic emerging industries, with no less than 60% of investments in these sectors.

HuaCe Navigation: Plans to Establish Industry Fund with Professional Investment Institutions

HuaCe Navigation (300627) announced on March 9 that its wholly owned subsidiary Ningbo Xihe Investment Management Partnership (Limited Partnership) recently signed an agreement with Suzhou Fangguang Phase III Venture Capital Partnership, Hangzhou High-tech Venture Capital Co., Ltd., Hubei Highway Development Fund Partnership, Hong Tianfeng, and Zhu Lin to jointly establish the Hangzhou Fangguang Xihe Industry Investment Partnership. The total committed capital is 252 million yuan, with Ningbo Xihe contributing 125 million yuan, representing 49.6%.

Fulede: Plans to Contribute 40 Million Yuan to Set Up Pudong Intelligent Manufacturing Phase II Private Equity Fund

Fulede (301297) announced on March 9 that it intends to partner with Jinqiao Capital and others to sign a partnership agreement for the Shanghai Pudong Intelligent Manufacturing Phase II private equity fund. The company will contribute 40 million yuan as a limited partner, accounting for 12.31% of the total. This investment does not constitute related-party transactions or a major asset restructuring.

CNPC Engineering: Approval for Private Placement Registration by CSRC

CNPC Engineering (600339) announced on March 9 that it received approval from the China Securities Regulatory Commission (CSRC) for the registration of its private placement to specific investors.

Koma Technology: Signs Acquisition Intent to Purchase Hockmeyer

Koma Technology (301611) announced on March 9 that it signed an acquisition intent letter to raise funds for acquiring or investing in the controlling shareholder Yan Xin’s stake in Jiangsu Hockmeyer Optical Technology. Hockmeyer specializes in semiconductor component processing, electroplating, and surface treatment, with advanced surface processing technologies and high-precision equipment. Its metal electroplating technology has been used in multiple semiconductor devices and is among the few domestic suppliers capable of mass delivery, with strong strategic complementarity to the company’s existing ceramic product systems.

Air China: Approval for Private Placement Registration by CSRC

Air China (601111) announced on March 9 that it received approval from the CSRC for its private placement registration.

Juma Technology: Signs Strategic Cooperation Agreement to Develop Integrated Joint Modules

Juma Technology (002708) announced on March 9 that it signed a strategic cooperation agreement with Shenzhen Zhujie Power Technology Co., Ltd. The two parties will leverage resource integration and complementary advantages to develop standardized integrated joint modules, including bearings, gears, reducers, actuators, and related components.

Wan Natural Gas: Plans to Transfer 50% Equity in Petrochemical Wan Neng via Public Listing at 377 Million Yuan

Wan Natural Gas (603689) announced on March 9 that it plans to transfer its 50% stake in Petrochemical Wan Neng via public listing. The valuation as of November 30, 2025, is 754 million yuan, with the company’s share valued at 377 million yuan, based on the valuation. The transfer price will be set at this valuation.

Changling Hydraulic: Share Repurchase Offer Ends, Stock to Suspend Trading on March 10

Changling Hydraulic (605389) announced on March 9 that the tender offer by Wuxi Hexin Polestar Partnership has expired as of March 9. The company’s stock will suspend trading on March 10 for one day. The tender offer aimed to acquire 17.29 million shares, representing 12% of total shares, at 35.82 yuan per share, from February 5 to March 9.

Lüfa Power: Emphasizes Focus on Electrical Computing Collaboration

Lüfa Power (600800) stated on March 9 that electrical computing collaboration remains a key focus for the company’s “New Energy+” integrated development. The company is currently engaging in related business discussions and will disclose significant progress according to regulations.

Yunnan Germanium: Gallium Arsenide and Indium Phosphide Wafers in Mass Production

Yunnan Germanium (no stock code provided) announced on March 9 that its gallium arsenide and indium phosphide wafers are now in mass production and have been supplied to domestic and international customers.

ST Qingyan: Plans to Acquire 51% of Sichuan Zhengmai for 3.695 Million Yuan

ST Qingyan (301288) announced on March 9 that it intends to purchase a 51% stake in Sichuan Zhengmai Environmental Technology Co., Ltd. for approximately 3.695 million yuan, using self-raised or internally sourced funds. Zhengmai specializes in environmentally friendly disposal and utilization of oil-based rock cuttings and waste activated carbon, expanding the company’s scope into hazardous waste resource utilization.

【Performance Highlights】

Poly Developments: February Contracted Sales Down 36.66% Year-over-Year

Poly Developments (600048) announced on March 9 that in February 2026, it achieved a contracted area of 454,800 square meters, down 41.91% YoY; contracted sales of 10.132 billion yuan, down 36.66%. January–February 2026, contracted area was 1.1847 million square meters, down 23.81%; contracted sales of 25.749 billion yuan, down 24.29%.

Lisheng Pharmaceutical: 2025 Net Profit of 418 Million Yuan, Up 126.72%

Lisheng Pharmaceutical (002393) released its earnings report on March 9, showing 2025 revenue of 1.393 billion yuan, up 4.23%; net profit attributable to shareholders of 418 million yuan, up 126.72%; basic earnings per share of 1.62 yuan. Total profit increased by 111.36% YoY, driven by market expansion and dividend income from associates. After excluding non-recurring gains and losses, net profit attributable to shareholders was 169 million yuan, up 64.16%.

China Merchants Shekou: Signed 7.765 Billion Yuan in Sales Contracts in February

China Merchants Shekou (001979) announced on March 9 that in February 2026, it signed sales contracts for 323,000 square meters, totaling 7.765 billion yuan. For January–February, the signed area was 595,200 square meters, with sales totaling 15.439 billion yuan.

TianKang Biological: February Pig Sales Revenue Down 19.32% YoY

TianKang Biological (002100) announced on March 9 that in February 2026, it sold 273,400 pigs, down 8.87% MoM but up 6.01% YoY; sales revenue was 309 million yuan, down 21.17% MoM and 19.32% YoY. The average price for commercial pigs (excluding piglets and breeding pigs) was 10.78 yuan/kg, down 8.49% MoM. Cumulative sales for January–February were 573,400 pigs, up 3.13% YoY; revenue was 700 million yuan, down 12.48%.

Xinwufeng: February Pig Sales of 339,500 Head, Up 8.19% YoY

Xinwufeng (600975) announced on March 9 that in February 2026, it sold 339,500 pigs, an increase of 8.19% YoY, including 228,300 commercial pigs.

Juxing Agriculture: February Commercial Fat Pig Sales of 297,400 Head, Up 24.06%

Juxing Agriculture (603477) disclosed February sales of 297,400 fat pigs, up 24.06% YoY; sales revenue was 425 million yuan, with an average price of 11.28 yuan/kg. January sales totaled 404,400 pigs; cumulative sales for January–February were 701,800 pigs, with revenue of 1.073 billion yuan.

DaBeinong: February Hog Sales Revenue Up 10.72% YoY

DaBeinong (002385) announced that in February 2026, its controlling subsidiary sold 392,900 pigs, earning 475 million yuan. Sales volume decreased 16.62% MoM but increased 39.38% YoY; revenue decreased 22.39% MoM but increased 10.72% YoY; average price was 11.33 yuan/kg. For January–February, total sales were 864,100 pigs, up 29.76% YoY; revenue was 1.088 billion yuan, up 1.59%.

Zhiou Technology: 2025 Middle East Sales Less Than 0.3% of Revenue

Zhiou Technology (no stock code provided) stated on March 9 that its products sold in the Middle East accounted for less than 0.3% of 2025 revenue (unaudited). Its core markets remain in Europe and America.

Zhengbang Technology: February Pig Sales Revenue Up 19.64% YoY

Zhengbang Technology (002157) announced on March 9 that in February 2026, it sold 757,300 pigs, up 68.01% YoY; sales revenue was 554 million yuan, up 19.64%. The average price for commercial pigs was 11.57 yuan/kg, down 7.08% from the previous month. For January–February, cumulative sales were 1.6848 million pigs, up 64.83%; revenue was 1.37 billion yuan, up 19.67%.

Keming Food: February Controlled Subsidiary Pig Sales Revenue Up 20.27% YoY

Keming Food (002661) announced on March 9 that its controlled subsidiary Xingjiang Muge sold 49,400 pigs in February 2026, down 31.90% MoM but up 49.34% YoY; revenue was 47.64 million yuan, down 29.94% MoM but up 20.27% YoY. January–February, total sales were 121,900 pigs, up 72.91%; revenue was 114 million yuan, up 44.52%.

Minhe Co.: February Broiler Chick Sales Revenue Up 29.63% YoY

Minhe Co. (002234) announced on March 9 that in February 2026, it sold 26.6136 million broiler chicks, up 4.72% YoY; revenue was 70.89 million yuan, up 29.63%. The significant increase was mainly due to low hatchery output in January.

Huanxu Electronics: February Consolidated Revenue Down 4.72% YoY

Huanxu Electronics (601231) announced on March 9 that its February consolidated revenue was 3.739 billion yuan, down 4.72% YoY and 24.03% MoM. January–February revenue totaled 8.662 billion yuan, essentially flat YoY.

Zhongtong Bus: February Sales of 1,066 Vehicles, Up 29.06% YoY

Zhongtong Bus (000957) announced on March 9 that February sales were 1,066 units, up 29.06%; year-to-date sales were 2,297 units, up 32.54%.

Yisheng Co.: February Broiler Chick Revenue Up 48.24% YoY

Yisheng Co. (002458) announced on March 9 that in February 2026, sales of broiler chicks totaled 52.9077 million units, revenue 183 million yuan, up 1.15% and 48.24% respectively. MoM, sales increased 20.80%, revenue 29.49%.

Lu Niu Shan: February Pig Sales Revenue Down 20.34% YoY

Lu Niu Shan (000735) announced on March 9 that in February 2026, it sold 48,200 pigs, down 18.53% MoM and 1.95% YoY; revenue was 80.22 million yuan, down 22.24% MoM and 20.34% YoY. January–February, total sales were 107,300 pigs, up 21.43%; revenue 183 million yuan, up 0.09%.

Xiantan Co.: February Chicken Product Revenue Down 4.39% YoY

Xiantan Co. (002746) announced on March 9 that February 2026 chicken product sales were 245 million yuan, with 24,300 tons sold, down 4.39% and 23.26% YoY; MoM, down 55.14% and 56.57%. The holiday in February reduced production days, leading to lower sales and revenue.

【Increase/Decrease in Holdings】

Jinrong Tianyu: Shareholder Yan Xuewei Plans to Transfer 5.6% of Company Shares

Jinrong Tianyu (300988) announced on March 9 that shareholder Yan Xuewei, holding 20.11%, signed a transfer agreement with Ruixi Investment to transfer 7.8567 million shares (5.6%), reducing his stake to 14.51%. The transfer price is 24.529 yuan per share, totaling 193 million yuan. This does not affect control or governance, and the parties are unrelated.

Guhan Pharmaceutical: Controlling Shareholder’s Concerted Actor Plans to Increase Holdings by at Least 20 Million Yuan

Guhan Pharmaceutical (000590) announced that Shanghai Sailoxian Enterprise Management Consulting Co., Ltd., a concerted actor of the controlling shareholder, plans to increase holdings by at least 20 million yuan within six months of the announcement.

Daheng Technology: Sells State Grid Energy Storage Shares for 140 Million Yuan

Daheng Technology (600288) announced it sold 8.6682 million shares of State Grid Energy Storage on March 9, totaling 140 million yuan at an average price of 16.1105 yuan/share, ceasing to hold any shares afterward.

COFCO Kegong: Shenglian Investment and Affiliates Plan to Reduce Holdings by Up to 3%

COFCO Kegong (301058) announced that Shenglian Investment and its affiliates, holding 10.36%, plan to reduce their holdings by no more than 15.3682 million shares (up to 3%) via block trades and centralized bidding.

【Major Contracts】

Zhejiang Construction Investment: Subsidiary Wins HKD 3.6 Billion Quay Storage and Logistics Project

Zhejiang Construction Investment (002761) announced that its subsidiary Huaying Construction recently won the bid for the Kwai Chung cold storage and logistics center project, with a contract value of approximately HKD 3.6 billion.

Jindun Shares: Multiple Recent Bids and Pre-bids Totaling 85.0638 Million Yuan

Jindun Shares (300411) announced recent successful bids including helium-oxygen cylinders (24.0933 million yuan), nuclear power fans (15.1 million yuan), nuclear power filtration equipment (12.2373 million yuan), equipment procurement for Shanghai Nuclear Institute (10.754 million yuan), and pre-bids for Jiangsu Xuwei nuclear power plant (22.8792 million yuan), totaling 85.0638 million yuan, representing 16.29% of 2024 audited revenue.

Zhongbei Communications: Signs 429 Million Yuan Service Contract

Zhongbei Communications (603220) announced that on March 9, it and its subsidiary Anhui Rongboda Cloud Computing Data Co., Ltd. signed a service procurement contract with Party A, valued at 429 million yuan, for a three-year period starting from service activation.

Beizhi Technology: Signs 129 Million Yuan Equipment Purchase and Installation Contract

Beizhi Technology (603082) announced it signed a 129 million yuan equipment purchase and installation contract with Zhejiang Hengyong New Materials Co., Ltd. If executed smoothly, this will positively impact current and future performance without affecting operational independence.