Cookie Notice

This cookie notice (“Cookie Notice”) applies to the websites (each a “Website”) of Hong Kong Exchanges and Clearing Limited and its affiliated companies(together "HKEX", "we", "our” or "us").

Cookies are small data files that are loaded on a browser or device when our Website is accessed to make sure it functions in the way that it should, provide insights into user interactions with the Website, and improve the efficiency and tailoring of the browsing experience. Some of these cookies are set automatically because they are essential for our Website to work but for our other cookies, you will soon be able to customise your cookie preferences at any time so only selected cookies are enabled.

You can customise your cookie preferences at any time so only selected cookies are enabled. In the event that you choose to opt out entirely, then you may also do this by modifying the privacy settings in your browser / configure your internet security software accordingly, or you click on the links below:
https://tools.google.com/dlpage/gaoptout?hl=en-GB
https://www.youronlinechoices.com/uk/your-ad-choices

Please note that we use a range of technology to collect and retrieve information from your device and browser when you use our Website and this includes tags and web beacons – these have been included under the broader category of cookies.

We seek to process only anonymous cookie data but in the event that HKEX ends up connecting this to the user personally then we will endeavour to protect the data in the way set out in the Privacy Notice.

By using our Website, you are consenting to the use of cookies in accordance with this Cookie Notice and our Privacy Notice.

The cookies currently used on our Website and other relevant information are listed below – for the avoidance of doubt, persistent cookies remain on a device for the period specified in the cookie and are then activated each time the website is visited and session cookies are deleted once the browser window is closed. Please note that the list below shall be updated from time to time.

Strictly Necessary Cookies
These are referred to as first party cookies and they are essential for the basic operation of our Website. We use session cookies for this purpose so they are only temporarily stored on your device for the duration of each visit.

Cookie Name	Provider	Purpose	Duration
__AntiXsrfToken	.hkex.com.hk \ .hkexgroup.com	This is an anti-forgery cookie set by web applications built using ASP.NET MVC technologies. It is designed to stop unauthorised posting of content to a website, known as Cross-Site Request Forgery. It holds no information about the user and is destroyed on closing the browser.	Session
__RequestVerificationToken*	.hkex.com.hk \ .hkexnews.hk	This is an anti-forgery cookie set by web applications built using ASP.NET MVC technologies. It is designed to stop unauthorised posting of content to a website, known as Cross-Site Request Forgery. It holds no information about the user and is destroyed on closing the browser.	Session
ASP.NET_SessionID	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	Session ID cookie that preserves a visitor's session state across page requests.	Session
ASPSESSIONID*	*.hkex.com.hk	This cookie name is generally associated with use as a general purpose platform session cookie, used by sites written with Microsoft ASP based technologies. The structure of the cookie name is a common root - ASPSESSIONID, followed by a series of unique letters. It is usually used to maintain an anonymised user session by the server.	Session
BIGipServerpool_*	*.hkexgroup.com	This cookie name is associated with the BIG-IP product suite from company F5. Usually associated with managing sessions on load balanced servers, to ensure user requests are routed consistently to the correct server. The common root is BIGipServer most commonly followed by a domain name, usually the one that it is hosted on, but not always.	Session
JSESSIONID	.hkex.com.hk \ .hkexnews.hk	General purpose platform session cookie, used by sites written in JSP. Usually used to maintain an anonymous user session by the server.	Session
OptanonAlertBoxClosed	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	This cookie is set by websites using certain versions of the cookie law compliance solution from OneTrust. It is set after visitors have seen a cookie information notice and in some cases only when they actively close the notice down. It enables the website not to show the message more than once to a user. The cookie has a one year lifespan and contains no personal information.	365 Days
OptanonConsent	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	This cookie is set by the cookie compliance solution from OneTrust. It stores information about the categories of cookies the site uses and whether visitors have given or withdrawn consent for the use of each category. This enables site owners to prevent cookies in each category from being set in the users browser, when consent is not given. The cookie has a normal lifespan of one year, so that returning visitors to the site will have their preferences remembered. It contains no information that can identify the site visitor.	365 Days
TS*	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	Session managed by Security Device (WAF)	Session
website#lang	*.hkex.com.hk	This is most likely to be a cookie that stores a preferred language setting to enable localisation functionality in a site.	Session

Cookie Name	Provider	Purpose	Duration

Functional Cookies
These cookies retain any preferences made by the user about how our Website should behave or appear such that those chosen features or functionality are re-enabled each time the user visits – this could be information such as the region that the user is in or the preferred language. The absence of these cookies could result in improper functionality of the Website. This information may be shared with the third parties that support the deployment of functional cookies.

Cookie Name	Provider	Purpose	Duration
shell#lang	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	Stores context language of the page which set by Sitecore	Session

Cookie Name	Provider	Purpose	Duration

Performance Cookies
These cookies collect information and statistics about the way our Website is used and interacted with – this information is then used to improve user experience. Generally, these are persistent cookies because they remain in the browser for a longer period of time. This information may be shared with the third parties that help us with the deployment of performance cookies. The absence of these cookies could result in content that may be less well-designed or the Website’s slower performance.

Cookie Name	Provider	Purpose	Duration
_ga*	.hkex.com.hk \ .hkexgroup.com	This cookie name is associated with Google Universal Analytics - which is a significant update to Google's more commonly used analytics service. This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years, although this is customisable by website owners._ga	729 Days
_gid	.hkex.com.hk \ .hkexgroup.com	This cookie name is associated with Google Universal Analytics. This appears to be a new cookie and as of Spring 2017 no information is available from Google. It appears to store and update a unique value for each page visited._gid	1 Day
s_cc	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	This cookie is associated with the Adobe Site Catalyst. It determines whether cookies are enabled in the web browser.	Session

Cookie Name	Provider	Purpose	Duration

Targeting Cookies
These cookies are used to gather information about users’ browsing activity across our Website – they support our advertising and marketing initiatives and strategy as they provide detailed insights into interests and enable profiles of these interests to be built. Therefore, this information also enables us to look at how we may provide better products and services, as well as personalised or more relevant content. Generally, these will be third party cookies – and where the targeting cookies facilitate Social Media, they will also enable the sharing of content. These cookies are only based on uniquely identifying your browser and internet device. If you choose to decline targeting cookies, then you may still see advertising – however, we will not have used cookies to tailor them to you.

Cookie Name	Provider	Purpose	Duration
AMCV_*	.hkex.com.hk \ .hkexgroup.com \ *.hkexnews.hk	This is a pattern type cookie name associated with Adobe Marketing Cloud. It stores a unique visitor identifier, and uses an organisation identifier to allow a company to track users across their domains and services.	730 Days

Cookie Name	Provider	Purpose	Duration

Annex

This Notice relates to privacy practices of the following HKEX group entities. For the contact details of the following entities, please refer to the “Contact Us” section.

The Stock Exchange of Hong Kong Limited
Hong Kong Futures Exchange Limited
Hong Kong Securities Clearing Company Limited
HKFE Clearing Corporation Limited
The SEHK Options Clearing House Limited
OTC Clearing Hong Kong Limited
HKEX Information Services Limited
HKEX Information Services (China) Limited
HKEX (China) Limited, HKEX Investment (China) Limited
HKEX Investment (Hong Kong) Limited
Hong Kong Futures Exchange Limited Singapore Branch
The Stock Exchange Of Hong Kong Limited Singapore Branch
HKEX (U.S.) LLC

Updated 05 May 2023