Group 1 - The company reported a significant decline in revenue, achieving 1.217 billion yuan in 2024, a year-on-year decrease of 41.19% [1][5] - The company's accounts receivable and contract assets amounted to 1.184 billion yuan, representing 42% of total assets, an increase of 6.58 percentage points [1] - Several major projects are experiencing delays, impacting revenue recognition and future business operations [5][6] Group 2 - The company has fully provided for bad debts amounting to 543 million yuan related to six companies, indicating concerns over collectability [2][7] - The company is in the process of disclosing detailed information about ongoing projects, including contract amounts, progress, and expected completion dates [3][4] - The company has been asked to provide additional disclosures regarding accounts receivable and contract assets, including aging and credit risk assessments [6][12] Group 3 - The company sold 22% of its stake in Changzhou Baihan Technology Co., Ltd. for 14.4312 million yuan, retaining a 29% stake post-transaction [17][19] - The decision to sell was influenced by the financial difficulties faced by Changzhou Baihan, aiming to facilitate its financing [21] - The company has been asked to disclose financial data and business scope of its major subsidiaries [17][18] Group 4 - The company reported a balance of 20.4 million yuan in other receivables related to performance guarantees, with a provision for bad debts of 10.12 million yuan [23][24] - The long-term equity investment in Shanxi Lubao has a book value of 219 million yuan, with a provision for impairment of 80.53 million yuan [23][25] - The company has been requested to provide details on the reasons for significant impairment provisions and the flow of investment funds [23][24]