While HKEX’s Hong Kong markets will be closed on 25 May, all MSCI and currency products in the derivatives market will be available for trading. The Hong Kong markets will re-open as usual on 26 May. Please visit the HKEX Calendar for detailed trading arrangements and visit the Derivatives Holiday Trading page for a list of Holiday Trading Products.
The HKEX Orion Market Data Platform – Derivatives Market (OMD-D) launched in December 2014. A suite of datafeed products under OMD-D for the Derivatives Market includes conflated market-by-price datafeeds (Derivatives Standard), streaming market-by-price datafeeds (Derivatives Premium) and streaming market-by-order datafeeds (Derivatives FullTick).
On-boarding Documents
On-boarding procedure and Checklist
Guideline for the Use of the On-boarding Tool
Readiness Test Documents
Readiness Test Schedule and Rundown
Readiness Test Procedures
Readiness Test Answer Book Version 9.1
Readiness Test Result Declaration Form (for HKEX-IS clients / for HKEX-IS (China) clients)
Technical Documents
OMD Interface Specifications for Derivatives Market Datafeed Products – Binary Protocol (version 1.48)
OMD Developers Guide for Derivatives Market Datafeed Products (version 1.27)
OMD Connectivity Guide for Derivatives Market Datafeed Products (version 1.23)
Technical Documents of OMD-D for Orion Derivatives Platform (ODP) Migration (Effective only after launch of ODP Migration)
OMD Interface Specifications for Derivatives Market Datafeed Products – Binary Protocol (version 2.2)
OMD Developers Guide for Derivatives Market Datafeed Products (version 2.1)
OMD Connectivity Guide for Derivatives Market Datafeed Products (version 2.1)
Summary of OMD-D Changes Orion Derivatives Platform (“ODP”) Migration (version 1.1)
Materials for the Resilience Enhancement (Introduction Material / FAQs)
Forms
Please refer to Rules, Forms & Fees section for Technical Forms - Derivatives Market Data (OMD-D)
Go To Overview, Client Notices, FAQs.
Updated 14 May 2026