Selected announcements of A-shares | 12 days of continuous trading halts in stocks like Gansu Guofang Industry & Trade (601086.SH) warn of trading risks.

Today's Focus 1. 12 days 11 boards Gansu Guofang Industry & Trade: Recently, the trading price of the company's stock has increased significantly, trading is frequent, and there is a risk of irrational speculation. Gansu Guofang Industry & Trade announced that the closing prices of the company's stock on April 18 and April 21 have deviated by a cumulative 20% for two consecutive trading days; from April 1 to the date of this announcement, the company's stock price has cumulatively increased by 176.41%; the company's latest P/E ratio is 133.3 times, significantly higher than the industry average of 23.76 times; on April 18 and April 21, the average turnover rate of the company's stock was 11.74%, significantly higher than the daily turnover rate. Recently, the trading price of the company's stock has been high, trading is frequent, and there is a risk of irrational speculation. The company's main business has not undergone major changes, nor has its fundamentals, please pay attention to the risks of secondary market trading and invest rationally. 2. Yalian Machinery: Net profit in the first quarter increased by 1089% year-on-year. Yalian Machinery released its first-quarter report for 2025, with operating income reaching 205 million yuan, an increase of 126.01% year-on-year. The net profit attributable to shareholders of the listed company was 57.6044 million yuan, an increase of 1088.67% year-on-year. The company stated that the growth in operating income was mainly due to multiple projects entering the acceptance phase in this quarter, leading to a significant year-on-year increase in sales revenue. 3. Goertek Inc.: First-quarter net profit increased by 24% year-on-year. Goertek Inc. released its first quarter report, with operating income in the first quarter of 2025 reaching 16.305 billion yuan, a 15.57% year-on-year decrease; net profit attributable to shareholders of the listed company was 469 million yuan, a 23.53% year-on-year increase. 4. China Communications Construction: Plans to repurchase A shares for 500 million to 1 billion yuan, controlling shareholder to increase ownership of H shares for 250 million to 500 million yuan. China Communications Construction announced that it has received a proposal letter from the chairman, Wang Tongzhou, regarding the repurchase of a portion of the company's A shares, and a letter from the controlling shareholder, China Communications Construction Group, regarding the increase in ownership of China Communications Construction shares. China Communications Construction plans to repurchase A shares with a total amount of 500 million to 1 billion yuan; China Communications Construction Group plans to increase its ownership of H shares with a total amount of 250 million to 500 million yuan. The implementation period for the repurchase and increase plan is within 12 months from the date the scheme is approved by the shareholders' meeting. The sources of funds include the company's own funds, self-raised funds, and China Communications Construction Group's own funds. This announcement does not constitute a substantive commitment, and the specific scheme is subject to approval by the board of directors and shareholders' meeting. 5. Shanghai Guijiu: The company's stock will be subject to delisting risk warning, and the stock will be suspended from trading. Shanghai Guijiu announced that the audited net profit excluding non-recurring gains and losses for the year 2024 is negative, and the operating income excluding business income unrelated to the main business and income without commercial substance is less than 300 million yuan, triggering the delisting risk warning according to Shanghai Stock Exchange's Stock Listing Rules Article 9.3.2, subparagraph 1(a). The company's stock will be suspended from trading for one day on April 22, 2025 (Tuesday), and the delisting risk warning will be implemented starting from April 23, 2025 (Wednesday), with the stock abbreviation changed to * ST Rocks. 6. Landfar Bio-medicine: Revised 2024 performance forecast, the company's stock may be subject to delisting risk warning. Landfar Bio-medicine issued a revised announcement for the 2024 annual performance forecast, expecting a net loss of 19-21 million yuan. The company's original forecast was a profit of 12.5-15.5 million yuan. The company expects the net profit for the 2024 annual period, excluding non-recurring gains and losses, to be negative, and the operating income after deducting is less than 300 million yuan. According to the Shenzhen Stock Exchange's Stock Listing Rules Article 9.3.1, subparagraph 1, after the company's 2024 annual report is disclosed, the trading of the company's stock may be subject to delisting risk warning (the stock abbreviation will be prefixed with "*ST"), please pay attention to the investment risks. 7. 6 consecutive boards Jiangxi Guoguang Commercial Chains: The stock price has continued to rise in the short term, with extremely high speculative risks. Jiangxi Guoguang Commercial Chains issued a public announcement on abnormally fluctuating stock trading and severe fluctuations, stating that the company's stock has continued to rise in the short term and is currently at a significant high level, significantly deviating from the company's fundamentals. The company's stock has hit the limit for six consecutive trading days since April 14, 2025, and as of April 21, 2025, the company's stock has experienced three instances of abnormal fluctuations in the same direction for ten consecutive trading days. Since April 8, 2025, the closing price of the company's stock has accumulated an increase of 116.41% for ten consecutive trading days. Currently, the company has a static P/E ratio of 470.54 times and a rolling P/E ratio of 622.75 times, significantly higher than the industry average. The company solemnly reminds investors that there are extremely high speculative risks in the company's stock, with significant trading risks and the possibility of a significant short-term decline. 8. Greenland Holdings Corporation: Received an administrative supervision decision, the company and Zhang Yuliang and other executives are ordered to correct their actions and issue a warning letter. Greenland Holdings Corporation announced that the company received an administrative supervision decision in 2025.On April 21st, the Shanghai Securities Regulatory Bureau issued a "Decision on Ordering Greenland Holdings Corporation Group Limited and Zhang Yuliang, Zhang Yun, and Wang Xiaodong to Make Corrections and Issue a Warning Letter". The decision pointed out that from January 1, 2022, to December 31, 2023, the cumulative amount of litigation matters involving the company and its holding subsidiaries had reached the disclosure standard, but the company did not disclose them in a timely manner and did not truthfully and completely disclose the relevant litigation matters in the annual reports for 2022 and 2023. In response to this, the Shanghai Securities Regulatory Bureau decided to implement supervision measures to order Greenland Holdings Corporation to make corrections and issue a warning letter to the then Chairman Zhang Yuliang, then Director and Executive Vice President Zhang Yun, and then Board Secretary Wang Xiaodong. The company and relevant personnel will carefully review, rectify, and enhance their understanding of relevant laws, regulations, and normative documents to improve the quality of information disclosure and operational standards.9. Zhangjiagang Guangda Special Material: Net profit in the first quarter increased by 1489% year-on-year Zhangjiagang Guangda Special Material released its first quarter report for 2025, achieving operating income of 1.122 billion yuan, a year-on-year increase of 25.75%. The net profit attributable to shareholders of the listed company was 74.2502 million yuan, a year-on-year increase of 1488.76%. The increase in net profit was mainly due to overall improvement in industry demand, strong production and sales, and good growth in operating income year-on-year. Internal adjustment of product structure, process optimization to reduce costs and increase efficiency, and gradual recovery of gross profit margin; Invested projects turned losses into profits through capacity adjustments, expanding high-quality customers, process optimization, and other methods. 10. Nanjing Huamai Technology: Company's daily operation is normal, no significant undisclosed information exists Nanjing Huamai Technology issued a notice about abnormal fluctuations in stock trading, as the closing price of the company's stock has deviated by more than 20% for three consecutive trading days. Through self-inspection, the company confirmed that its daily operations are normal, and there have been no significant adjustments in market environment or industry policies. The internal production and business operations are in order, and there is no significant undisclosed information. The company's current focus is on communication infrastructure, including optical distribution frames, splitters, couplers, optical jumpers, optical cables, as well as wireless communication network construction products such as indoor and outdoor equipment cabinets, and antenna series products. 11. Sanjiang Shopping Club: Alibaba's Zetai plans to reduce its stake in the company by no more than 3% Sanjiang Shopping Club announced that the company's second largest shareholder, Hangzhou Alibaba Zetai Information Technology Co., Ltd., intends to reduce its holding of up to 16,430,352 shares, or up to 3% of the company's total share capital, for its own commercial arrangements. This reduction will be carried out through centralized bidding and block trading, with up to 5,476,784 shares (1% of total share capital) to be reduced through centralized bidding and up to 10,953,568 shares (2% of total share capital) through block trades. The reduction period is from May 16, 2025, to August 15, 2025. The reduction price will be determined according to market prices. Alibaba Zetai has committed to strictly comply with relevant laws and regulations for a compliant reduction and fulfill its disclosure obligations in a timely manner. 12. China Bester Group Telecom: Sign a 441 million yuan hash power service contract China Bester Group Telecom announced that it has signed a "Hash Power Service Contract" with Beijing Wanjie Data Technology Co., Ltd. (referred to as "Party A"). Party A will purchase hash power services from the company according to its business needs. The contract amount for this transaction is 441 million yuan, with a service period of four years. Business Performance 1. Jiangsu Rijiu Optoelectronics Jointstock: Net profit in the first quarter was 28.0515 million yuan, an increase of 346.48% year-on-year Jiangsu Rijiu Optoelectronics Jointstock released its first quarter report for 2025, achieving operating income of 139 million yuan, a year-on-year increase of 16.45%; net profit of 28.0515 million yuan, a year-on-year increase of 346.48%; basic earnings per share of 0.11 yuan. 2. Dajin Heavy Industry: Net profit in the first quarter was 2.31 billion yuan, an increase of 335.91% year-on-year Dajin Heavy Industry released its first quarter report for 2025, achieving operating income of 1.141 billion yuan, a year-on-year increase of 146.36%; net profit of 2.31 billion yuan, a year-on-year increase of 335.91%; basic earnings per share of 0.36 yuan. During the reporting period, the delivery volume of overseas marine engineering projects significantly increased. 3. Shenzhen Zesum Technology: Net profit in the first quarter was 23.5855 million yuan, an increase of 64.57% year-on-year Shenzhen Zesum Technology released its first quarter report for 2025, achieving operating income of 2.66 billion yuan, a year-on-year increase of 52.54%; net profit of 23.5855 million yuan, a year-on-year increase of 64.57%; basic earnings per share of 0.19 yuan. 4. Hygon Information Technology: Net profit in the first quarter was 0.506 billion yuan, an increase of 75.33% year-on-year Hygon Information Technology disclosed its first quarter report, achieving operating income of 2.4 billion yuan in the first quarter of 2025, a year-on-year increase of 50.76%; net profit of 5.06 billion yuan, a year-on-year increase of 75.33%. Buyback & Increase Holdings 1. CCCC Design & Consulting Group: Controlling shareholder's wholly-owned subsidiary plans to increase holdings of company shares by 150 million to 300 million yuan CCCC Design & Consulting Group announced that on April 18, 2025, the company received a notice from its controlling shareholder, China Communications Construction's wholly-owned subsidiary, CCCC Capital, that CCCC Capital plans to increase its holdings of the company's shares with its own funds starting from April 21, 2025, for a period of 12 months. The planned increase in holdings is between 150 million to 300 million yuan. 2. Nanjing King-Friend Biochemical Pharmaceutical: Chairman proposes to repurchase company shares worth 20 million to 40 million yuan Nanjing King-Friend Biochemical Pharmaceutical announced that the Chairman has proposed a share repurchase of the company's shares worth 20-40 million yuan.Ceutical announcement, the chairman Tang Yongqun proposed that the company repurchase company shares with its own funds or self-raised funds to align the company's stock price with its intrinsic value. The total amount for the repurchase is 20-40 million yuan.Shandong Weida Machinery: Plans to repurchase shares worth 30-60 million yuan Shandong Weida Machinery announced that the company plans to repurchase shares worth 30-60 million yuan to cancel and reduce the company's registered capital, with a repurchase price not exceeding 17.7 yuan per share (including par value). This article is reprinted from Tencent self-selected stocks; GMTEight editor: Chen Xiaoyi.