Overview

• Overview

News Release 

• HKEX Launches Orion Central Gateway – Securities Market

Circulars 

• Phase 2 Implementation of  Orion Central Gateway – Securities Market (OCG-C)
• End of Stabilisation Period for Orion Central Gateway – Securities Market (OCG-C)
• Rollout of Orion Central Gateway – Securities Market (OCG-C) on 27 September 2021
• Connectivity Session (CS) and Market Rehearsals (MRs) for Phase 1 Implementation of Cash Market Gateway (CMG)
• Commencement of End-to-End (E2E) Testing for Phase 1 Implementation of Cash Market Gateway
• Introduction of Cash Market Gateway

Phase 2 Implementation 

• For the details of implementation schedule, please refer to the announcement on HKIDR Project Corner.

Technical Documents

• Specifications (Phase 2)
  • Interface Specifications HKEX OCG-C Binary Trading Protocol (version 3.1) (Marked-up Version)
  • Interface Specifications HKEX OCG-C Binary Drop Copy Protocol (version 3.1) (Marked-up Version)
  • Interface Specifications HKEX OCG-C FIX Trading Protocol (version 3.1) (Marked-up Version)
  • Interface Specifications HKEX OCG-C FIX Drop Copy Protocol (version 3.1) (Marked-up Version)

• Information Package
  • Information Package on Connectivity Session and Market Rehearsals for Cash Market Gateway (CMG) (version 1.0)

• Specifications (Phase 1)
  • Connectivity Guide HKEX OCG-C (version 3.0) (Marked-up Version)
  • Interface Specifications HKEX OCG-C Binary Trading Protocol (version 3.0) (Marked-up Version)
  • Interface Specifications HKEX OCG-C Binary Drop Copy Protocol (version 3.0) (Marked-up Version)
  • Interface Specifications HKEX OCG-C FIX Trading Protocol (version 3.0) (Marked-up Version)
  • Interface Specifications HKEX OCG-C FIX Drop Copy Protocol (version 3.0) (Marked-up Version)

Email Contact for Enquiries: OTPC@hkex.com.hk