Securities and Derivatives Network (SDNet/2) 

Securities and Derivatives Network (SDNet) is an integrated Optical Ethernet network infrastructure for supporting HKEX securities and derivatives trading, clearing and settlement, market data services.

SDNet/1 was first launched in 2005 and followed by the upgrade to SDNet/2 in 2012. SDNet/2 is designed for high resilience, higher bandwidth options and lowered network round-trip latency, and SDNet/2 is being supported by multiple carriers, known as Accredited Vendors.

  • Securities Market (AMS/3, Shanghai and Shenzhen Connect)

Frequently Asked Questions

HKEX Technical Support 
Email :

Information Provided by Accredited Vendors - Securities Market

Accredited Vendors Contact Information
Price Information / Technical Specification / Service Level of SDNet/2
SDNet/2 Installation Guidelines