Esso Smiles Cookie Statement

Last Updates: 1 September, 2023.

By clicking "Accept Cookies" in the pop-up banner for Esso Smiles Driver Rewards Program Cookie Statement ("Cookie Statement"), you are consenting to Esso (Thailand) Public Company Limited ("Esso") and Affiliates' use of cookies in Esso Smiles website ( ("Site"). Esso believes in transparency on how to collect and use users' personal data. You have an option to delete or remove cookies at any time. (How to deny or reject cookies?)

What are cookies?

Cookies are small text files with letters and numbers that are stored on computer, tablet, mobile phone, or other devices (referred to collectively as a “device”) when users visit website and contains information that is transferred to your computer. Cookies contain information that is sent back to the website on every subsequent visit, as well as other websites that recognize cookie.

Why do we use cookies?

Esso concerns about users’ web experience and feedback. Cookies help us not only personalizing users’ online experience according to their preferences such as language, front size, and region but distinguishing users’ device from other visitors’ devices. Cookies are used for enhancing and streamlining users’ online experience on our Site by users’ customization, for example, location and types of device. Cookies, moreover, could help us analyze the performance of Site for understanding and improving features and services when users access the Site. Last but not least, cookies also help to protect users’ data and remember advertisement setting in order to satisfy or fulfil ease of next visit for users.

What are cookies used for? / Purpose of Cookies

There are several types of cookies that have been used on our Site. Cookies can be classified according to purposes as follows:

  • to remember visitors ' preferences, such as font size, language, and region; and
  • to collect information about how visitors use our Site, for example which pages are visited and how long the visit lasts.

Esso and Esso Affiliates* will also use cookies where necessary to provide a service you have requested, for example, to give you access to secured areas of our Site. Some of the cookies we use are necessary to display certain parts of our Site. You can delete and block all cookies from this Site, but these parts of our Site may not appear as intended.

* Esso and/or Esso Affiliates means (a) Esso (Thailand) Public Company Limited or any parent now or hereafter of Esso (Thailand) Public Company Limited (b) any company or partnership in which Esso (Thailand) Public Company Limited or any such parent of Esso (Thailand) Public Company Limited now or hereafter (1) owns or (2) controls, directly or indirectly, more than fifty percent (50%) of the ownership interest having the right to vote or appoint its directors or functional equivalents (Affiliated Company), (c) any joint venture in which Esso (Thailand) Public Company Limited, any such parent of Esso (Thailand) Public Company Limited or an Affiliated Company is operator

In the table below you will find more information about the cookies used by the Site and the purposes for which they are used.

What types of cookies do we use?

There are various types of cookies that we use for enhancing users’ browsing experience. Most frequently used cookies are listed in the table below according to type of cookies:

Cookies used on Site:

Name of Cookies Functionality Expiry Length Necessity


Google Analytics - site usage and anonymous user information tracking

24 months

Statistical Report


Record each user’s visit

24 months

Statistical Report


Record when a page is closed and is used in conjunction with _utmc to measure how long visitors view our site pages

30 mins

Statistical Report


Record when a page is closed and is used in conjunction with _utmb to measure how long visitors view our site pages

After browser is closed

Statistical Report


Record how visitors find our Site, for example, whether they come via a search engine, are linked from another website or typed in the web address directly. Also show the sequence of pages visitors visit

6 months

Statistical Report


Used to determine a user's inclusion in an experiment.

18 months

Statistical Report


Used to determine the expiry of experiments a user has been included in.

19 months

Statistical Report


Used to throttle request rate

10 minutes

Statistical Report


Track user's display preferences

1 month

Technical Functionality


Track user's bar tools retractable preferences


Technical Functionality


Verify browser's javascript function


Administration Usage


Track users within administration site so any page change or data/item selection is remembered from page to page

When browser is closed or within 1 hour whichever is sooner

Administration Usage


Keep users' consent on Cookie Statement

After browser is closed



Used Login session

30 mins



Keep for switch language TH/EN

After browser is closed


How to deny or reject cookies?

You can delete and block all cookies from the Site at any time. You can delete cookies in most web browsers and should be able to block cookies by choosing the option to reject storing some or all cookies in your browser. The "help" screen in your browser or computer user manual should tell you how to do this.

For more information about cookies, including how to see what cookies have been set and how to manage and delete them, visit

Cookie Statement Changes

Esso may periodically change its Cookie Statement as products and services are offered or its existing services evolve to meet customers’ needs. We will upload any revised version online. Cookie Statement is typically dated to reflect most recent update. To review update to Cookie Statement, visit the recent update section.

Contact us

Should you have any questions or concerns about users’ personal data or cookies usage, please contact us at Esso Smiles Customer Service Centre at 02-631-9999 during 9.00-18.00 (Monday–Saturday).