Cookie Policy
Last updated: April 10, 2026
This Cookie Policy explains how Chang Arch uses cookies and similar technologies on our website at chang-arch.biz. It should be read alongside our Privacy Policy.
When you first visit our website, you will be presented with a cookie notice. By clicking "Accept All", you consent to the use of all cookies described in this policy. By clicking "Manage Preferences", you can choose which non-essential cookies you permit. You may update or withdraw your consent at any time using the preference panel below.
1. What Are Cookies?
Cookies are small text files that are placed on your device when you visit a website. They are widely used to make websites work correctly, to remember your preferences, and to provide website operators with information about how their site is used.
Cookies can be "session cookies" (deleted when you close your browser) or "persistent cookies" (stored on your device for a defined period or until you delete them). They may be set by the website you are visiting ("first-party cookies") or by third-party services embedded on the page ("third-party cookies").
2. Categories of Cookies We Use
2.1 Strictly Necessary Cookies
These cookies are required for the website to function properly and cannot be switched off. They do not store any personally identifiable information. We do not require consent to set these cookies.
| Cookie Name | Purpose | Duration | Type |
|---|---|---|---|
| ca_cookie_consent | Stores your cookie consent preferences | 12 months | First-party |
| PHPSESSID | Maintains your session state while navigating the site | Session | First-party |
2.2 Analytics Cookies
These cookies help us understand how visitors interact with our website by collecting aggregated, anonymised information. This data helps us improve site content and structure. We use Google Analytics for this purpose.
| Cookie Name | Purpose | Duration | Type |
|---|---|---|---|
| _ga | Distinguishes unique users for Google Analytics reporting | 2 years | Third-party (Google) |
| _ga_XXXXXXXX | Persists session state for Google Analytics 4 | 2 years | Third-party (Google) |
| _gid | Distinguishes users across sessions for Analytics | 24 hours | Third-party (Google) |
2.3 Marketing and Tracking Cookies
These cookies are used to track visitors across websites for the purpose of displaying relevant advertising and measuring the effectiveness of marketing campaigns. They are set by advertising platforms such as Meta (Facebook) and Microsoft (Bing).
| Cookie Name | Purpose | Duration | Type |
|---|---|---|---|
| _fbp | Used by Meta (Facebook) to track conversions from ads | 3 months | Third-party (Meta) |
| fr | Meta advertising cookie for ad delivery and measurement | 3 months | Third-party (Meta) |
| _uetsid | Microsoft Bing ads session tracking | Session | Third-party (Microsoft) |
| _uetvid | Microsoft Bing ads persistent visitor tracking | 16 months | Third-party (Microsoft) |
3. Manage Your Cookie Preferences
You can adjust your preferences at any time using the toggles below. Changes take effect immediately and are stored in your browser. Strictly necessary cookies cannot be disabled.
4. How to Control Cookies via Your Browser
In addition to the preference panel above, you can manage cookies through your browser settings. Most browsers allow you to view, block, or delete cookies. Please note that blocking all cookies may affect the functionality of this and other websites you visit.
- Google Chrome: Settings → Privacy and Security → Cookies and other site data
- Mozilla Firefox: Settings → Privacy & Security → Cookies and Site Data
- Safari: Preferences → Privacy → Manage Website Data
- Microsoft Edge: Settings → Cookies and site permissions → Manage and delete cookies
For more information about cookies and how to manage them, visit allaboutcookies.org.
5. Third-Party Services
Some cookies on this site are set by third-party services whose privacy and cookie practices are governed by their own policies:
- Google Analytics: Google Privacy Policy
- Meta (Facebook) Pixel: Meta Privacy Policy
- Microsoft Clarity / Bing: Microsoft Privacy Statement
6. Updates to This Policy
We may update this Cookie Policy from time to time, for example if we add new third-party services or in response to changes in applicable law. We will update the date at the top of this page when changes are made. We encourage you to review this policy periodically.
7. Contact
If you have questions about our use of cookies, please contact us at [email protected] or call +66 2 419 7386.