Privacy Policy of Longjann Tech


Longjann Tech is committed to protecting your privacy and ensuring that your personal information is handled in a safe and responsible manner. This Privacy Policy outlines how we collect, use, and protect your information when you visit our website.

Information We Collect

We may collect the following types of personal information from you:

  • Contact Details: Name, email address, phone number, company name, and address.
  • Website and Communication Usage: Information about how you use our website, including data collected through cookies and other tracking technologies.
  • Sales and Services Information: Details related to your purchases, services, complaints, and technical support.


Cookies are small files stored on your computer when you visit certain websites. They help us understand how you use our site and provide a better user experience.

You can control how cookies are stored on your computer through your browser settings. You can choose to allow or deny cookie storage requests or delete stored cookies. However, denying cookie storage may affect your ability to use some features of our site.

We use cookies for the following purposes:

  • Identifying the Website and Browser: To determine the type of language settings and temporarily store price inquiries.
  • Analyzing Trends: To improve our service quality using tools like Google Analytics, which collects non-personally identifiable information such as browser type, operating system, IP address, and the time spent on the website.
  • Providing Recommendations: To offer you services that may interest you based on your website usage. For example, ShareThis may collect and analyze your login details to provide marketing information.

Categories of Cookies

  • Essential Cookies: Necessary for website navigation and functionality.
  • Performance Cookies: Collect anonymous information about website usage to improve performance.
  • Functional Cookies: Save information like usernames and language choices for personalized features.
  • Marketing Cookies: Deliver targeted advertisements and communications based on your interests.

Server Log Files

We automatically collect and store information that your browser transmits in server log files, which include:

  • Browser type and version
  • Operating system
  • Referrer URL
  • Host name of the accessing computer
  • Time of the server request
  • IP address

How We Collect Your Information

We collect your information through various means:

  • Direct contact via our website or customer hotlines
  • Product or service purchases
  • Responses to our marketing campaigns
  • Transfers from authorized centers or third parties
  • Social media sites

Use of Your Information

We use the information we collect to:

  • Provide services and support upon your request
  • Send newsletters, promotions, and product information
  • Offer technical support and product repair services
  • Conduct back-office management, including monitoring and maintenance

Data Retention

We retain your personal information only as long as necessary for the purpose for which it was collected. We restrict access to your information to only those who need it for the relevant purpose. Our retention period is one month, after which we destroy your personal information.

Sharing Your Information

We do not share your personal information with third parties outside Longjann Tech unless:

  • It is with our associated enterprises and affiliates for processing or storing your information
  • It is with our service partners to provide services on our behalf
  • It is for legal reasons, such as complying with laws, enforcing our services, preventing fraud, or protecting the safety of users or the public

Changing Your Privacy Preferences

If you meet the requirements of the General Data Protection Regulation (GDPR), you may change your marketing privacy preferences or withdraw your consent regarding how Longjann Tech uses your personal information. To do so, please contact us at:

Contact Us

If you have any questions or concerns about our Privacy Policy, please contact us at:

Longjann Tech
Address: Xitian No.2 Industrial Zone, Guangming, Shenzhen City, PRC, 518106 Phone: 0086-755-29072123

This Privacy Policy was last updated on Feb 15, 2020

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