Welcome To HuiSi Vacuum Website!
Email:sales@hsvac.com
Phone:0086 24 88724140
Home > about us > About

Hui Si Vacuum Equipment Co. Ltd. is a professional manufacturer engaged in the electrical industry, producing complete sets of vacuum equipment. The company's main technical staff have been involved in the vacuum and electrical industry for many years and consist of highly qualified personnel with professional titles.

The company has been engaged in research on vacuum equipment manufacturing in the electrical industry for nearly thirty years and possesses extensive experience. It has always been based on science and technology, focusing on independent research, development, and continuous innovation. It has developed a variety of complete sets of vacuum equipment for the electrical industry that are at the domestically advanced level, achieving remarkable results. Its technical level has reached the domestic advanced standard.

Since its establishment, Hui Si has been providing high-quality services to its customers with the best quality and most competitive prices. After more than 30 years of development, Hui Si has become one of the most influential vacuum equipment manufacturers in the domestic electrical industry.

The company adheres to the principle of "quality first, reputation supreme, and wholeheartedly serving users." It has already established a vast user base, with some products exported to foreign markets, including Europe and America. There are currently over 3,000 sets of specialized electrical equipment operating normally.


We use cookie to improve your online experience. By continuing to browse this website, you agree to our use of cookie.

Cookies

Effective Date: September 8, 2025

Last Updated: October 9, 2025

1. What Are Cookies?

Cookies are small text files stored on your device when visiting our website. They enable functions like form submission continuity and anonymous usage analysis. The term "Cookies" includes similar technologies (e.g., pixels).

2. Types of Cookies We Use

Category

Purpose

Essential

Duration

Examples/Third Parties

Strictly Necessary

Ensure core functionality (e.g., form submission, security checks)

Yes

Session End

PHPSESSID(session token)

Performance

Collect anonymized visit data (page views, bounce rate) for optimization

No

12 months

Google Analytics (_ga)

Functional

Remember language preferences or draft form content

No

6 months

lang_pref(language setting)

Third-Party Notes:

•Performance Cookies use Google Analytics with hashed data (non-identifiable);

•Technical support (Mingpai Commerce Network) does not implant Cookies.

3. Your Control & Consent

First Visit Banner:

  • •Choose Accept All, Essential Only, or Customize (toggle performance/functional Cookies)
  • •Rejecting non-essential Cookies does not affect core functionality (e.g., form submission).

Modify Preferences:

Use the "Cookie Settings" link in the website footer

Browser Management:

Disable all Cookies (may break features): Chrome, Firefox

4. Mobile-Specific Practices

Only Essential Cookies: Critical for form workflows; blocking disables functionality.

No Cross-App Tracking: Never shared with other apps or storing personal data

5. Security & Regional Compliance

Security Attributes: All Cookies enforce Secure(HTTPS) + HttpOnly(block XSS); Performance Cookies add SameSite=Lax(prevent CSRF).

Regional Rules:

EU Users: Data transfers use GDPR SCCs

China Users: Analytics data stored domestically per PIPL

California Users: "Do Not Sell My Personal Information" link in footer

6. Policy Updates & Contact

Revisions: Material changes announced 30 days in advance; top date updated.

Contact Us:

Email: office@hsvac.com(Network Live Chat (Mon-Fri 9:00-18:00 CST))