预告业绩亏损！多只牛股突发不利消息！

Group 1 - The core point of the news is that Zhi Te New Materials and *ST Chengchang are resuming trading after completing stock suspension investigations due to significant price fluctuations, with Zhi Te New Materials experiencing a 198.6% increase in stock price this year [1][2][4][5] - Zhi Te New Materials clarified that its business does not involve AI applications, quantum technology, robotics, or commercial aerospace, and it has not generated related revenue [1][4] - *ST Chengchang reported that its stock price had abnormal fluctuations, with a significant increase in its trading price, and it warned investors about potential trading risks [3][6] Group 2 - Several companies, including Kunlun Wanwei, Shanghai Hanxun, Kosen Technology, Aerospace Information, and Hainan Development, announced expected losses for 2025, indicating a trend of declining performance in certain sectors [8][9][10][11] - Kosen Technology projected a net loss of 245 million to 330 million yuan for 2025, citing market demand fluctuations and strategic adjustments as reasons for the expected losses [10] - Aerospace Information estimated a net loss of 700 million to 980 million yuan for 2025, attributing the decline to intensified market competition and changes in industry dynamics [11]