以下文章来源于债券人 ，作者光大证券固收研究 债券人 . 唯有进行扎实的基本面研究，方能行稳致远。 点击注册小程序 查看完整报告 特别申明： 本订阅号中所涉及的证券研究信息由光大证券研究所编写，仅面向光大证券专业投资者客 户，用作新媒体形势下研究信息和研究观点的沟通交流。非光大证券专业投资者客户，请勿 订阅、接收或使用本订阅号中的任何信息。本订阅号难以设置访问权限，若给您造成不便， 敬请谅解。光大证券研究所不会因关注、收到或阅读本订阅号推送内容而视相关人员为光大 证券的客户。 截至2025年9月10日，在剔除Wind和YY口径城投债后，狭义信用债市场中正常存续的产业债共计12837 只，存续规模达14.48万亿元，涉及29个申万一级行业。存续产业债中，非银金融（2383只/2.58万亿 元）、公用事业（1590只/2.54万亿元）规模显著领先于其他行业，发行主体集中在高等级央国企。 期限结构上，存续产业债平均剩余期限为2.76年，综合、通信、石油石化等行业平均剩余期限较长，在3.5 年以上，国防军工、电力设备、传媒等行业平均剩余期限较短，均不足2年。信用利差方面，以AAA级产 业债为例，目前房地产（72.5B ...

Core Insights - The company, Yayun Co., Ltd. (603790.SH), reported a total revenue of 440 million yuan for the first half of 2025, ranking 111 among its peers [1] - The net profit attributable to shareholders was 45.35 million yuan, with a net cash inflow from operating activities of 78.41 million yuan [1] Financial Performance - The latest debt-to-asset ratio is 27.20%, which is an increase of 2.64 percentage points from the previous quarter and an increase of 1.13 percentage points year-on-year [3] - The latest gross profit margin stands at 33.73% [3] - The return on equity (ROE) is reported at 3.67% [3] - The diluted earnings per share (EPS) is 0.24 yuan [3] - The total asset turnover ratio is 0.26 times, while the inventory turnover ratio is 0.72 times, ranking 159 among disclosed peers, reflecting a year-on-year decrease of 0.04 times, or 5.59% [3] Shareholder Structure - The number of shareholders is 6,626, with the top ten shareholders holding a total of 131 million shares, accounting for 68.57% of the total share capital [4] - The largest shareholder is Xie Bing, holding 28.5 million shares [4] - Other notable shareholders include Gu Zhedong with 14.0 million shares and Zheng Yihua with 13.2 million shares [4]