Cookie Policy
Last Updated: 15 May 2025 · Effective Date: 15 May 2025
Manage Your Cookie Preferences
You can review and adjust your preferences here at any time. Changes take effect on your next page visit.
Essential Cookies
Required for the site to function. These cannot be disabled.
Includes: session state, cookie consent record · Always active
Analytics Cookies
Help us understand how visitors use the site, so we can improve it over time.
Provider: Google Analytics · Consent-based
Preference Cookies
Remember settings you have chosen, such as language or display options.
Provider: First-party · Consent-based
1. What Are Cookies?
Cookies are small text files placed on your device when you visit a website. They allow the site to recognise your device on return visits and remember certain information about your preferences or actions.
Cookies do not contain executable code and cannot access other files on your device. Their purpose is limited to improving the experience of using the site and, where you consent, helping us understand how the site is used.
2. How Wichai Systems Uses Cookies
We use cookies for the following purposes only:
- Site operation: To keep track of your cookie consent choice so we do not ask again on every page.
- Analytics (with consent): To collect anonymised data about pages visited, session duration, and broad geographic region — used to improve the site over time.
- Preferences (with consent): To remember any display or language settings you have set.
We do not use cookies for advertising, remarketing, or behavioural profiling. We do not share cookie data with third parties for commercial purposes.
3. Cookie Categories in Detail
| Category | Name / Provider | Purpose | Duration | Basis |
|---|---|---|---|---|
| Essential | ws_consent First-party |
Stores your cookie consent choices | 12 months | Always active |
| Analytics | _ga, _ga_* Google Analytics |
Distinguishes users; measures site usage anonymously | Up to 2 years | Consent required |
| Preference | ws_prefs First-party |
Stores optional display or language settings | 6 months | Consent required |
4. Third-Party Cookies
If you have consented to analytics cookies, Google Analytics will place cookies on your device. Google Analytics operates under its own privacy terms. Anonymisation is applied before data is transmitted to Google's servers.
We do not embed social media widgets, advertising networks, or other third-party services that would place their own cookies without your awareness. The Google Maps iframe on our homepage does not place tracking cookies.
5. Managing Cookies in Your Browser
In addition to the controls above, you can manage or delete cookies directly through your browser settings. The steps vary by browser:
- Chrome: Settings → Privacy and Security → Cookies and other site data
- Firefox: Settings → Privacy & Security → Cookies and Site Data
- Safari: Preferences → Privacy → Manage Website Data
- Edge: Settings → Cookies and site permissions → Manage and delete cookies
Disabling essential cookies may affect site functionality. Disabling analytics or preference cookies has no effect on the core services we provide.
6. Legal Basis and Consent
We rely on your consent as the legal basis for placing non-essential cookies, in accordance with Thailand's Personal Data Protection Act B.E. 2562 (PDPA) and applicable guidelines.
Consent is collected through the cookie banner displayed on your first visit. You may withdraw or update your consent at any time using the preference controls at the top of this page. Withdrawal of consent does not affect the lawfulness of any processing carried out prior to withdrawal.
We do not place non-essential cookies before consent is given.
7. Changes to This Policy
We may update this Cookie Policy from time to time to reflect changes in our practices or applicable law. When we do, we will update the "Last Updated" date at the top of this page. We encourage you to review this page periodically. Continued use of the site after any update constitutes acknowledgement of the revised policy.
8. Contact
If you have questions about our use of cookies or wish to exercise your data rights, please contact us:
Wichai Systems Co., Ltd.
56 Mittraphap Road, Mueang, Nakhon Ratchasima 30000, Thailand
Email: [email protected]
Phone: +66 44 263 7180
Full details: Privacy Policy