January 2025

Release Date	Release Item	Description
January 5, 2025	Element SDK Documentation Refactoring	Documentation Refactoring: Updated Element SDK integration guide to version 2.0 Architecture Upgrade: New modular architecture design (PingPongSDK, sdkController, registry, paymentService, EventHub) Supports two business models: payment (order creation and payment) and codeGrant (wallet binding) Unified event model: All payment elements support the same event types (ready, success, error, cancel, click) New Features: Support for three payment methods: Apple Pay, Google Pay, PayPal Support for marketing campaign configuration (payDiscount parameter) Complete initialization flow and payment flow sequence diagrams Documentation Optimization: Added complete code examples (HTML/CSS/JavaScript) Detailed API parameter descriptions 10 frequently asked questions Version history Documentation Path: /en/notes/integrate/sdk-elements/
January 6, 2025	SDK v4.2 Interface Parameter Optimization	Parameter Adjustment: Optimized PingPong.Checkout.create interface parameters Removed Parameters: Removed goodsName - Product name Removed goodsDesc - Product description New Parameters: Added goods - Product list array, containing fields such as description, imgUrl, name, number, sku, unitPrice, virtualProduct Feature Enhancement: updateCheckoutHook supports updating goods parameters Added dynamic product information update example Documentation Optimization: Unified code example style, removed special markings Updated complete example code configuration Documentation Path: /en/notes/integrate/sdk-v4-2/

October 2025

Release Date	Release Item	Description
October 31, 2025	New API Endpoint Address Documentation	New Documentation: Added "API Endpoint Addresses" documentation in development guide Main Content: Site architecture explanation (Online Business/Terminal Business/Merchant Backend) Three major site domain configurations (FRA/SG/US) Site selection principles (based on merchant entity registration location) Site data interoperability explanation (FRA↔SG interoperable, US independent) Documentation Path: /en/notes/guide/endpoint/
October 13, 2025	Unified Order Interface Parameter Optimization	Customer Information Field Extension: Added payment-related fields in customer object Included Fields: accountNumber - Bank account number domesticCardNumber - Domestic card number domesticCardIssuingDate - Domestic card issuing date domesticCardExpireMonth - Domestic card expiry month domesticCardExpireYear - Domestic card expiry year Field Optimization: Removed duplicate merchantUserId field, simplified field descriptions
October 13, 2025	Face-to-Face Payment Interface Parameter Optimization	Payment Method Clarification: Updated paymentMethod field description Supported Methods: Card Purchase - Card swipe payment QR-POSScan - B-scans-C payment QR Payment - C-scans-B payment Octopus - Octopus card swipe payment (Hong Kong)

September 2025

Release Date	Release Item	Description
September 11, 2025	/v4/payment/unifiedPay interface response parameter addition	New Field: Added extraParam response parameter for WeChat Mini Program payment Included Parameters: wxTimeStamp wxNonceStr wxPackage wxSignType wxPaySign
September 11, 2025	Embedded SDK Function Enhancement	New Parameters: useTabMode - Can hide option box when merchant only has card payment New Events: ready - Initialization success event error - Initialization failure event

August 2025

Release Date	Release Item	Description
August 28, 2025	WeChat Mini Program Payment Feature Launch	New Payment Method: Officially launched WeChat Mini Program payment feature Feature Characteristics: Supports payment scenarios within WeChat Mini Programs Complete payment process and parameter examples Dedicated technical documentation and integration guide

June 2024 (Professional API Documentation Launch)

Release Date	Release Item	Description
June 8, 2024	New Version Documentation Release	The new version documentation provides more precise categorization of document product functions and optimizes document content for easier developer access. Subsequent version updates will be based on the new version documentation

December 2023

Release Date	Release Item	Description
December 1, 2023	Dispute Process Flowchart Update	Replaced the flowchart
December 12, 2023	3DS Enumeration Value Change in Asynchronous Notifications and Transaction Query Interfaces	3DS enumeration value change in asynchronous notifications and transaction query interfaces, enumeration values changed from numbers to uppercase letters
December 13, 2023	New JS-SDK-2.0 Documentation	/
December 14, 2023	New JS-SDK-2.0 Debugging Tool	/
December 15, 2023	Adjusted Country Code/Transaction Currency List, Added Chinese Translation Column	/
December 21, 2023	Dispute Added Exception Code	UploadFileNumMaxError, indicating file exceeds maximum quantity

November 2023

Release Date	Release Item	Description
November 16, 2023	Dispute Active Retrieval of Chargeback Details and Dispute Details Return Processing Deadline Format Adjustment	Format updated from YYYY/MM/DD to yyyy-MM-dd HH:mm:ss
November 22, 2023	Risk Management Section Adjustment	(1) Dispute section integrated into risk management section; (2) Added SecureShieldJs component to risk control components

October 2023

Release Date	Release Item	Description
October 12, 2023	New Error Codes	Added error codes: 301021, 301022, see Appendix Status Code Table for details
October 23, 2023	Transaction Reconciliation Interface Removal	Added SFTP reconciliation service

September 2023

Release Date	Release Item	Description
September 5, 2023	New Product Documentation	Added offline barcode payment product documentation, documentation URL: https://acquirer-api-docs-v4.pingpongx.com/en/notes/onlinePayment/offlineBarcodePayment/
September 5, 2023	New Chargeback Notification reasonCode	Documentation URL: https://acquirer-api-docs-v4.pingpongx.com/en/notes/appendix/chargebackReasonCode/, see chargeback reason code description section
September 6, 2023	New Error Codes	Error code: 108003, refund failed (insufficient refund balance)
September 8, 2023	New Asynchronous Notification	Added asynchronous notification: fraud alert notification, eventCode: NOTIFICATION_OF_FRAUD
September 12, 2023	New Interface	Added interface: one-click payment query interface, interface name: /v4/authorization/list
September 14, 2023	Asynchronous Notification Retry Rule Adjustment	After update, retry intervals are 5s/5s/3m/10m/20m/30m/30m/30m/60m/3h/3h/3h
September 20, 2023	New Error Codes	Error code: 107101, The transaction is closed before completing it. Transaction failed (transaction closed)

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