_Last updated: 2026-05-09_

This Cookie Policy explains the cookies and similar technologies used on this website.

1. What Are Cookies

Cookies are small text files stored on your device by your browser when you visit a website. They help the site remember your preferences, language, and session state.

2. Cookies We Use

Strictly Necessary

Name	Purpose	Lifespan
`session`	Admin authentication (admin users only)	Session
`chat_visitor_id`	Resume your chat conversation across page reloads	30 days
`locale`	Remember your selected display language	1 year

These cannot be disabled — the site won't function without them.

Analytics (optional)

Name	Purpose	Lifespan
`_ga`	Google Analytics 4 — anonymous unique visitor count	24 months
`_ga_*`	Google Analytics 4 — session state	24 months

You may opt out by:

Browser-level: install the Google Analytics Opt-out Add-on
Site-level: enable "Do Not Track" in your browser
Manually clear cookies in your browser settings

Marketing / Ads

We do not use marketing or ad-tracking cookies (no Facebook Pixel, LinkedIn Insight, etc.) on this site.

3. Third-Party Services

Google Analytics 4: anonymized event tracking; data processed in US/EU per Google's privacy framework
DeepSeek API: language translation calls server-side; no cookies set in your browser

4. Your Choices

Most browsers allow you to:

View cookies stored
Delete cookies individually or all at once
Block all cookies (this will break login and chat features)
Block third-party cookies (this will not affect site functionality)

Refer to your browser's help documentation:

5. Changes

If we add new cookie categories we will update this policy and prompt for fresh consent.

6. Contact

Cookie questions: haihaojituan@163.com