Group 1 - BYD plans to gradually abandon its proprietary supply chain finance platform "Di Chain" over the next 1-2 years, shifting towards more standardized payment methods such as bank acceptance bills, commercial acceptance bills, and cash [1] - "Di Chain" has supported BYD's expansion for ten years, providing a digital voucher system for accounts receivable management and factoring financing services to over 10,000 suppliers [1] - The transition is driven by compliance issues, high discount costs for suppliers, and accumulated hidden debts, alongside tightening regulatory policies [1] Group 2 - In September 2025, the Ministry of Industry and Information Technology and other departments issued a plan to ensure key automotive companies adhere to payment commitments and establish payment norms for supplier accounts [2] - BYD's financial report shows that as of September 2025, its accounts payable amounted to 222.8 billion yuan, with only 22.2 billion yuan in payable bills, representing just 0.62% of total payables [2] - Recent data indicates a significant increase in BYD's issuance of commercial bills, with amounts of 2.7 billion yuan, 2.3 billion yuan, and 4.5 billion yuan in the last three months of 2025, reflecting a commitment to reduce "Di Chain" usage [2] Group 3 - Bills are widely recognized in commercial activities due to their dual attributes of "credit + circulation," serving as a written certificate for unconditional payment [3] - The fundamental function of bills is payment, providing a safer and more flexible alternative for large transactions compared to cash, especially beneficial for companies facing cash flow challenges [5] - Bills can also serve as a financing tool, allowing companies to discount them with financial institutions for immediate cash flow needs [6][7] Group 4 - The credit attribute of bills acts as an "invisible business card" for companies, where the acceptance of a bill depends on the issuer's credit rating [8] - Long-term stable use of bills can enhance a company's credit record, leading to better payment terms and lower barriers for future transactions [8] Group 5 - Risks associated with bills include the potential for forgery and alteration, particularly with traditional paper bills, as well as the risk of non-payment if the issuer's credit fails [9] - Operational risks arise from non-compliance with legal requirements in the creation and transfer of bills, which can render them invalid [9] - Understanding bills as standardized financial tools can enhance the financial security and operational stability of companies within the supply chain [10]

（来源：票风笔记） 据媒体报道，比亚迪2025年四季度开始减少迪链的使用，增加现金和票据的支付比例。2025年10月，比亚迪汽车工业有限 公司单月签发了27亿元的商票，11月签发了23亿元，12月又签发了45亿元，连续三个月保持了较高的商票签发量，基本能 够印证比亚迪确实在增加票据的支付比例。 一、比亚迪应付款项情况 根据比亚迪财报披露，2025年9月末，比亚迪应付账款余额为2228亿元，其他应付款余额1348亿元，而应付票据余额仅为 22.2亿元，应付票据占比仅0.6%，应付票据中商票余额更低。可以说在2025年9月之前比亚迪票据的使用率极低。 假如应付票据占比能提升至20%，那应付票据余额就能增长至700亿元，包含银票和商票，作为对比，上汽集团应付票据 占比在25%左右。由于我们暂时无法获悉比亚迪银票最新签发数据，下文暂时就以商票视角来观察其票据使用情况。 二、比亚迪商票签发最新情况 比亚迪汽车工业有限公司作为比亚迪签发商票的主要主体，2025年上半年只承兑了9.1亿元商票，三季度承兑了6.8亿元商 票；10月以后开始商票承兑量显著上升，其中10月承兑27.5亿元，11月承兑23.1亿元，12月承兑44. ...