Chen Tian Universe, payment architect specializing in domestic payments, global cross‑border clearing, core banking, and digital payment scenarios. Notable works: “Ten‑Thousand‑Word: Fundamentals of International Payment Clearing”, “35,000‑Word: Core Payment Systems”, “19,000‑Word: Payment Clearing Ecosystem”, “88 Diagrams: Connecting Payment Clearing”, etc.
This article provides a comprehensive, easy‑to‑understand overview of futures contract concepts, trading systems, clearing and settlement processes, margin rules, participant roles, accounting treatment, and data considerations across China’s six major futures exchanges, illustrated with clear diagrams and examples.
This article explains how to design, implement, and operate a payment channel management system, covering scenarios from single to multiple channels, detailed payment flow analysis, overall architecture, channel information management, routing logic, result‑code mapping, and refund‑overdue handling.
This comprehensive guide explains what payment channels are, how they are classified, their structural relationships, criteria for selecting the right channel, step‑by‑step integration processes, system design for channel management, and practical tips for handling card BIN, signing records, and exception handling.
This article introduces a clear analysis framework that uses a single diagram to break down both information and fund flows across any payment scenario, detailing key elements, analysis methods, and a practical case study.
This comprehensive guide explains what a settlement system is, outlines ten critical design steps—from data source identification to bill provision—and illustrates their application across diverse scenarios such as corporate welfare platforms, government services, promotion platforms, bank acquiring, points e‑commerce, ETC, and consumer finance, while highlighting key rules, workflows, and interface considerations.
This article explains what payment chargebacks are, outlines the Visa chargeback workflow, details the most common dispute reasons, and provides practical solutions and preventive measures that merchants can implement to reduce chargeback risk and improve customer experience.
This comprehensive article explains the concept of aggregated payment, its basic principles, system architecture, product features, business models, advantages, risk points, merchant onboarding processes, payment routing, accounting, industry policies, and future development directions, providing a full picture of this emerging fintech solution.
This article demystifies installment payments by explaining the underlying asset‑backed securities, tracing the evolution of consumer finance through four development phases, outlining market operation models, detailing industry participants, and describing the product systems and manager roles that drive today's installment services.
This comprehensive guide explains what an electronic wallet is, outlines essential functions and transaction types, compares different wallet categories, and presents eight detailed industry‑specific wallet designs—from home‑service and delivery to pet e‑commerce, car rental, tourism, canteen, highway ETC, and offline entertainment—offering practical architecture and implementation advice.
This article traces the origin of Alipay’s Quick Pay, explains why traditional online banking was inadequate, details the three deployment models (third‑party, UnionPay, and bank‑direct), and outlines the end‑to‑end architecture that transformed payment success rates and user experience in China.
