Privacy choices.

Cookie and browser storage notice · Updated October 21, 2026.

No advertising or analytics trackers

We do not load advertising pixels, third-party analytics, embedded social widgets or remote fonts. There are no optional tracking categories to accept. Acknowledging the notice does not subscribe you to marketing.

What this site stores in your browser

• shenzhen_privacy_notice: a first-party cookie set when you click OK. It remembers that you have read the notice for up to 12 months. It contains “ack”, not a visitor identifier.
• shenzhen-newsletter-hidden-until: a first-party local storage timestamp set when you dismiss the newsletter bar or subscribe. It hides the invitation for 30 days. It contains no email or unique identifier.
• Cloudflare security storage: our hosting provider may use essential security cookies when protecting the site, for example after a security challenge. We do not use these for advertising.

Request and newsletter fields stay in the current page while you type; we do not save their contents in browser storage. Cloudflare’s country estimate is used only to decide whether to show the European privacy notice, not for advertising or a visitor profile. The notice is shown for the EEA, UK and Switzerland, and when the country is unknown.

Manage your choices

You can reset this site’s notice and newsletter-bar preferences below. This does not unsubscribe you or delete an enquiry. Your browser settings can also block or clear cookies and local storage; the site remains usable, although notices may reappear.

To stop newsletter emails, use the unsubscribe link in any newsletter or send a privacy request. See the privacy notice for access, correction and deletion requests.