This article compiles significant corporate announcements and trading alerts for the A-share and Shenzhen stock markets on June 25, 2026.

Key Corporate Developments

Shiming Technology Co., Ltd. (SHE: 300522) issued an announcement on June 24 regarding severe abnormal stock price fluctuations. The company stated that its electronic-grade hydrocarbon resin products generated revenue of approximately RMB 1.823 million in 2026, accounting for about 0.25% of its audited 2025 consolidated revenue, and have not yet achieved large-scale sales. The company is currently in the sample delivery and product verification stage with downstream manufacturers. These products are primarily used in the M6~M8 grade high-speed copper-clad laminate field. Products targeting M9 grade or higher are currently only in the R&D and reserve phase and have not yet entered mass production.

Jiangsu Changjiang Electronics Technology Co., Ltd. (SHA: 600584), whose stock has risen significantly in recent sessions, announced on June 24 its plan to establish a controlling subsidiary to build a high-end advanced packaging and testing factory in the Shanghai Lingang New Area. The total investment is estimated at RMB 7.8 billion, with a registered capital of approximately RMB 4 billion. The project will be constructed in two phases, with the first phase, including plant construction and equipment investment, scheduled for completion in the second half of 2028. This investment aims to accelerate the layout of high-end advanced packaging capacity and enhance overall competitiveness.

Cambridge Technology Co., Ltd. (SHA: 603083) released an abnormal trading volatility announcement on June 24, stating that its current production and operational activities are normal, with no major issues affecting its stock price. The company's main business involves terminal equipment for communication connectivity and high-speed optical modules. It noted that future industry policy adjustments, weaker-than-expected market demand, or supply shortages of core materials could adversely impact its operations and profitability.

Yunzhong Technology Co., Ltd. (SHA: 688260) announced on June 24 that its controlling subsidiary plans to invest RMB 1.5 billion to construct a high-performance multilayer ceramic capacitor (MLCC) production project. The investment will be implemented in two phases. The project aims to expand MLCC capacity to meet market demand but carries risks related to funding, technical certification, and capacity ramp-up. The matter requires shareholder approval.

Hongban Technology Co., Ltd. (SHA: 603459) announced on June 24 that its wholly-owned subsidiary plans to invest up to RMB 900 million in an intelligent upgrade project for its high-end HDI precision circuit board production line. The project, funded by internal and raised capital, will primarily produce high-end products like COB direct display HDI circuit boards over a 12-month construction period, aiming to enhance competitiveness in the high-end PCB sector.

Lingyi iTech (Guangdong) Company (SHE: 002600) announced on June 24 that it has set the final price for its H-share offering at HKD 10.18 per share. The H-shares are expected to commence trading on the Main Board of the Hong Kong Stock Exchange on June 26, 2026.

Shenyang Sacred Power Co., Ltd. (SHE: 002580), whose stock has risen for two consecutive sessions, issued a risk warning announcement on June 24. It stated that its liquid-cooled energy storage system products are currently in the market promotion and application implementation phase, with projects won but not yet delivered, thus generating no revenue. Its sodium-ion and solid-state battery products are in the pilot application stage and have also not generated revenue, with mass production still requiring a long cycle. The future development and revenue generation of these businesses are uncertain and are not expected to significantly impact financial performance in the short term.

Ping An Electric Co., Ltd. (SHE: 001359) issued an abnormal trading volatility announcement on June 24, noting heightened market attention on the "quartz fabric" concept. The company clarified that its developed quartz fabric is still in the sample verification stage, has not achieved industrial supply, and will not impact operating performance for a considerable period. It warned of the long verification cycle and significant uncertainties, advising investors to be cautious of concept speculation.

China Merchants Energy Shipping Co., Ltd. (SHA: 601872) announced on June 24 that its stock price had deviated significantly over three consecutive trading days. The company stated that its fleet operations are normal. Recent recovery in traffic on Middle Eastern routes into and out of the Persian Gulf has driven up VLCC tanker freight rates. It cautioned that the situation remains uncertain, with freight rates facing risks of sharp fluctuations.

China Grand Channel Co., Ltd. (SHA: 603721) announced on June 24 that its controlling shareholder intends to transfer a 28% stake to Changsha Chenfa Cultural Tourism Group for RMB 22.95 per share, totaling RMB 835 million. Upon completion, the controlling shareholder will change, though the ultimate controlling party remains the same. The company's stock will resume trading on June 25.

Cangzhou Mingzhu Plastic Co., Ltd. (SHE: 002108) announced on June 24 that its "200 million square meters per year wet-process lithium-ion battery separator project" in Wuhu and its "500 million square meters per year dry-process lithium-ion battery separator project" in Cangzhou have been fully completed and put into operation.

Yongan Futures Co., Ltd. (SHA: 600927) announced on June 24 that its overseas subsidiary has received notification that it will obtain clearing membership for the ABAXX exchange on June 29, allowing it to conduct and act as an agent for derivatives clearing business directly with the exchange.

Shunfa Hengneng Co., Ltd. (SHE: 000631) announced on June 24 its plan to invest approximately RMB 205 million to construct an energy storage project in Xinxiang, Henan. The project will involve a 100MW/200MWh energy storage power station using lithium iron phosphate batteries in an outdoor containerized layout.

*ST Dongzhi (SHE: 002175) announced on June 24 that, as its controlling shareholder is still planning a change of control, its stock will continue to be suspended from trading starting June 25, with an expected suspension not exceeding three trading days.

Shanghai Aerospace Automobile Electromechanical Co., Ltd. (SHA: 600151) announced on June 24 its intention to transfer an 81.76% stake in Lianyungang Shenzhou New Energy Co., Ltd., aligning with its industrial restructuring strategy. The initial listing price will not be lower than the assessed value.

Honghe Technology stated on an interactive platform on June 24 that its Q fabric has passed downstream customer certification and possesses mass production capability, with production to be based on customer orders. Subsequent weaving machines will arrive as scheduled.

Zhongchuang Environmental Protection Co., Ltd. (SHE: 300056) announced on June 24 that its Chairman, Zhang Hongliang, has resigned after being detained by public security authorities on suspicion of criminal offenses. He has resigned from all positions and will no longer hold any role at the company.

Gaoce Technology Co., Ltd. stated on an interactive platform on June 24 that its 12-inch silicon-based semiconductor slicing machines are seeing increased order volumes as semiconductor wafer demand grows, with bulk orders already received from leading customers.

Shihua Technology Co., Ltd. (SHA: 688093) stated on an interactive platform on June 24 that its main product in the integrated circuit field, photosensitive dry film series, has achieved small-batch shipments and is undergoing continuous diversified customer development and verification.

According to news from Oriental Zirconia Co., Ltd., the groundbreaking ceremony for its subsidiary's project to produce 60,000 tons per year of new energy battery-grade zirconium oxychloride and 12,000 tons of zirconium-hafnium separation high-purity oxide (Phase I) was held on June 23. The first-phase investment totals RMB 532 million.

Sanhua Intelligent Controls Co., Ltd. stated on an interactive platform on June 24 that its data center liquid cooling business is progressing smoothly. As a thermal management component supplier, it has products for primary and secondary loops and is providing related products to some global clients, with plans to increase R&D and resource investment in this area.

*ST Zhisheng (SHE: 002253) announced on June 24 that its stock will be suspended for one day on June 25 and resume trading on June 26. From June 26, the delisting risk warning will be removed, the stock abbreviation will change, and the daily price limit will revert to 10%.

Shenzhen Senior Technology Material Co., Ltd. (SHE: 300568) announced on June 24 its plan to invest RMB 151 million as a limited partner to establish an industrial fund with a total target size of RMB 500 million. The fund will primarily invest in key projects across the new energy storage industry chain.

Der Future Co., Ltd. (SHE: 002631), whose stock has risen for two consecutive sessions, announced on June 24 that its graphene-related businesses accounted for only 0.07% of its 2025 revenue. Currently, there are no orders for graphene preparation equipment or application products, and these businesses have generated no revenue in 2026.

Aokang International Co., Ltd. (SHA: 603001) announced on June 24 that it is planning a significant asset acquisition matter and its stock will be suspended from trading starting June 25, with an expected suspension not exceeding two trading days.

*ST Yusun (SHE: 002289) announced on June 24 that its stock will be suspended for one day on June 25 and resume trading on June 26. From June 26, the delisting risk warning will be removed, the stock abbreviation will change, and the daily price limit will revert to 10%.

Xingye Technology Co., Ltd. (SHE: 002674) issued an abnormal trading volatility announcement on June 24 regarding its previously disclosed framework agreement to acquire an indium phosphide business. It noted the transaction's completion is uncertain and the business faces long customer certification cycles. Preliminary checks indicate the business's net asset value is below RMB 25 million, with minimal revenue contribution expected in 2026, resulting in an extremely minor impact on the company's current revenue and net profit.

Xiangxin Technology Co., Ltd. (SHE: 002965) announced on June 24 its plan to acquire a 51% equity stake in Suzhou Cooler Core Technology Co., Ltd. through a combination of cash purchase and capital increase. The target company is a high-tech enterprise specializing in liquid cooling heat dissipation components.

Shareholder Transactions

ST Hailong (SHE: 000677) announced on June 24 that a concerted party of its largest shareholder plans to increase its shareholding by RMB 20-40 million through centralized bidding.

Nuo Cheng Jian Hua (InnoCare Pharma Ltd.) (SHA: 688428) announced on June 24 that certain directors and senior executives plan to collectively reduce their holdings by no more than 0.018% of the company's shares.

Nanhua Futures Co., Ltd. (SHA: 603093) announced on June 24 its plan to repurchase H-shares with a total amount not exceeding HKD 130 million.

Sieyuan Electric Co., Ltd. (SHE: 002028) announced on June 24 that a director plans to reduce holdings by no more than 130,000 shares.

Taijing Technology Co., Ltd. (SHA: 603738) announced on June 24 that its controlling shareholder plans to reduce holdings by no more than 2.799% of the company's shares.

Supply & Marketing Dajl Co., Ltd. (SHE: 000564) announced on June 24 that a concerted party of its controlling shareholder plans to increase its shareholding by RMB 30-50 million over the next six months.

Alpha Group Co., Ltd. (SHE: 002292) announced on June 24 its plan to repurchase shares worth RMB 80-130 million for equity incentives and/or employee stock ownership plans, at a price not exceeding RMB 11 per share.

ChaCha Food Co., Ltd. (SHE: 002557) announced on June 24 that its Chairman increased his holdings on June 24 and plans further purchases totaling RMB 30-60 million (including the initial purchase).

Zhejiang Jingxin Pharmaceutical Co., Ltd. (SHE: 002020) announced on June 24 that its Chairman proposed a share repurchase of RMB 100-200 million for capital reduction and cancellation.

Tongdaxin (Wealth Trend Technology Inc.) (SHA: 688318) announced on June 24 that its controlling shareholder and a concerted party plan to collectively reduce holdings by no more than 1.1% of the company's shares.

Weixing New Building Materials Co., Ltd. (SHE: 002372) announced on June 24 that its Chairman increased his holdings by 1 million shares on June 24.

Shanghai Shenhua Holdings Co., Ltd. (SHA: 600653) announced on June 24 that certain directors and senior executives collectively increased their holdings by 240,000 shares based on confidence in the company's transformation and long-term value.

Shanghai Yizhong Pharmaceutical Co., Ltd. (SHA: 688091) announced on June 24 that its Chairman proposed a share repurchase of RMB 30-50 million, with the shares to be sold via centralized bidding 12 months after the results announcement.

Motic (Xiamen) Electric Group Co., Ltd. (SHE: 300341) announced on June 24 that certain shareholders plan to collectively reduce holdings by 1.95% of the company's shares.

Shenzhen Shenkeda Semiconductor Equipment Co., Ltd. (SHA: 688328) announced on June 24 that its controlling shareholder, concerted parties, and a major shareholder plan to collectively reduce holdings by no more than 3% of the company's shares.

Major Contract Awards

Hubei Guangji Pharmaceutical Co., Ltd. (SHA: 600673) announced on June 24 that its subsidiary plans to sign an IDC service procurement contract with a related party for an amount not exceeding RMB 200 million over 12 months, supporting its computing power industry layout.

Dayu Water-Saving Group Co., Ltd. (SHE: 300021) announced on June 24 that a consortium involving its subsidiary has been pre-awarded an EPC contract worth RMB 323 million for a water resource recycling project in Dali City, Yunnan Province.

Guanglian Aviation Industry Co., Ltd. (SHE: 300900) announced on June 24 that its wholly-owned subsidiary signed a parts processing procurement contract worth RMB 64.547 million (tax included) with a unit under AVIC for large fixed-wing drone composite wing panel components.

FAW Jiefang Group Co., Ltd. (SHE: 000800) stated on an interactive platform on June 24 that it has made early preparations in the Middle East market, with its Saudi subsidiary established and operating as a regional hub. It has secured multiple batches of意向 orders and is developing customized heavy-duty trucks for local conditions to seize commercial vehicle demand opportunities in the region.