1. Technologies currently used
This website currently does not run Google Analytics, advertising pixels, or other non-essential third-party trackers. We use the browser local-storage item tianchu_cookie_consent_v1 to remember your cookie choice; it stores only the necessary consent state and is not used to identify or track you.
2. Categories and retention
| Category | Purpose | Duration |
|---|---|---|
| Necessary | Remember privacy choices and support core site operation. | Until cleared or changed |
| Analytics | Not currently enabled. | — |
| Marketing | Not currently enabled. | — |
3. Your choices
On your first visit, the banner provides “Accept all”, “Reject optional”, and “Manage settings”. Analytics and marketing categories are off by default; you can change your choice at any time through Cookie settings in the footer. Rejecting optional categories does not affect basic access to the site.
Third-party websites reached through external links may use their own cookies and are not controlled by this policy.