Privacy Policy

Who we are?

We are Guangdong Huicheng Vacuum Technology Co., Ltd, specializing in vacuum pvd coating machine manufacturing, and we run our business worldwide. Our English official website address is

What information do we collect, and why do we collect it?

1. Your Personal Information

We mainly collect your personal information such as your name, email, phone number, location, company name, and any comments or messages you leave. We collect this information so our business managers can reach out to you quickly. They'll use it to offer customized vacuum coating solutions based on your needs or help solve any issues you have.


If you upload images to the website, you should avoid uploading images with embedded location data (EXIF GPS) included. The website visitors can download and extract any location data from images.


When you visit our website, we use multiple cookies to store your visit information and screen display preferences. These cookies help us analyze website traffic and understand where our visitors come from. Ultimately, this allows us to improve your browsing experience on our website and show you personalized content and targeted advertisements.

4. Advertising Notifications:

To improve our recommendation services for you, we may send you updates on management and product information through system notifications, emails, and other necessary service notices for registered users. Additionally, we may display personalized third-party promotions through the system.We may collect names, emails and

5. Analytics

Google Analytics is used to record website visitor statistics.This may be used in aggregate to learn more about what content is interesting or useful to visitors.You can learn more about Google’s privacy policy here:

6. Hosting

This website is hosted by Alibaba Cloud Computing Co., Ltd. As part of hosting, some information such as IP address may be logged when visiting this website. This may be used to detect errors or attacks against the website or hosting platform. You can learn more about WPEngine’s privacy policy here:

Who we share your data with

A list prepared in good faith of companies/services that data is indirectly or automatically with includes:

1. Alibaba Cloud Computing Co., Ltd.

2. Hosted ThinkPHP software for content management.

3. Google Analysis for website statistics.

4. Email marketing automation.

Some personal information may be shared with employees or contractors of Guangdong Huicheng Vacuum Technology Co., Ltd toward meeting legal, financial or related obligations, not limited to accountants and lawyers.

How long do we retain your data?

If you leave a comment, the comment and its metadata are retained indefinitely, so we can recognize and approve any follow-up comments automatically instead of holding them in a moderation queue.

For users that register on our website (if any), we also store the personal information they provide in their user profiles. All users can see, edit, or delete their personal information at any time (except they cannot change their username). Website administrators can also see and edit that information.

If you subscribe to an email marketing campaign, your personal information will be retained indefinitely.

What rights do we have over your data?

If you have an account on this site or have left comments, you can request to receive an exported file of the personal data we hold about you, including any data you have provided to us. You can also request that we erase any personal data we hold about you. This does not include any data we are obliged to keep for administrative, legal, or security purposes.

Where we send your data

Visitor comments may be checked through an automated spam detection service.

Contact information

If you have privacy concerns, you can contact the website owner directly via the following web, or send an Email to:

We use cookies
We use cookies and other tracking technologies to improve your browsing experience on our website to show you personalized content and targeted ads, to analyze our website traffic, and to understand where our visitors are coming from. please consult our Cookie Policy.