蓝谷管理局旗下4家企业商票逾期，海科上年有息债务逾期1.538亿元

Core Viewpoint - The article highlights the financial distress of several companies in Qingdao, particularly focusing on their overdue commercial bills and the implications of these overdue amounts on their creditworthiness and ability to secure further financing [1][3]. Group 1: Overdue Bills and Companies Involved - From November 1, 2024, to April 30, 2025, 919 acceptors had overdue bills, with over 33 companies from Qingdao included in this list [1]. - Four state-owned enterprises, namely Qingdao Blue Valley High-tech Holdings Co., Ltd., Qingdao Ocean Technology Investment Development Group Co., Ltd., Qingdao Dong'an Investment Development Co., Ltd., and Qingdao Haike Property Management Co., Ltd., are among those with overdue bills [3]. - Qingdao Haike Property Management Co., Ltd. reported 14 overdue commercial bills totaling 14 million yuan, which were settled on May 6 [4]. Group 2: Financial Status of Specific Companies - Qingdao Blue Valley High-tech Holdings Co., Ltd. is currently in a state of overdue and has no available credit information as of the end of April [5]. - Qingdao Dong'an Investment Development Co., Ltd. has an overdue amount of 61.17 million yuan, with an additional 33.6 million yuan in bills yet to mature [6]. - Qingdao Ocean Technology Investment Development Group Co., Ltd. has a total overdue amount of approximately 695.6 million yuan, with all its matured electronic commercial bills being overdue [7]. Group 3: Debt and Financial Performance - Qingdao Ocean Technology Investment Development Group Co., Ltd. has a bond scale of 1.868 billion yuan and reported overdue debts totaling 153.8 million yuan, with restricted assets amounting to 2.722 billion yuan [9]. - The company provided guarantees for eight other companies, with a total guarantee balance of 3.132 billion yuan [12]. - Qingdao Ocean Technology's operating profit decreased by approximately 78.15 million yuan, reflecting a year-on-year decline of 43.59%, and its net cash flow from operating activities was negative, exceeding -1.249 billion yuan, with a year-on-year decline of about 179.88% [14].