Privacy policy

Overview This Privacy Policy explains how tiensiva collects, uses, and protects your personal information when you visit or make a purchase from our website.

tiensiva is operated from Dongguan, China and ships exclusively to customers in the continental United States. We are committed to protecting your privacy and handling your data transparently and securely.

Information We Collect

We may collect the following types of information:

Personal Information

  • Name
  • Email address
  • Phone number
  • Shipping and billing address

Order Information

  • Products purchased
  • Order details and transaction history

Payment Information

  • Payment details are processed securely through third-party payment providers (such as Shopify Payments, PayPal, etc.)
  • We do not store full credit card or payment card information on our servers

Technical Information

  • IP address
  • Browser type and device information
  • Pages visited, interactions, and website usage data

How We Use Your Information We use the collected information to:

  • Process and fulfill your orders
  • Provide customer support and respond to your inquiries
  • Send order updates, shipping notifications, and important service communications
  • Improve our website, products, and customer experience
  • Prevent fraud and enhance security
  • Comply with legal obligations

We only use your information for legitimate business purposes.

Sharing of Information We do not sell or rent your personal data to third parties.

Your information may be shared only with trusted service providers when necessary:

  • Payment processors to complete transactions
  • Shipping carriers to deliver orders
  • Hosting, analytics, and IT service providers
  • Legal authorities when required by law

All third parties are contractually required to protect your data and use it only for the purposes we specify.

Cookies & Tracking Technologies Our website uses cookies and similar technologies to:

  • Enable essential website functions
  • Remember your preferences
  • Analyze website traffic and improve performance

You can manage or disable cookies through your browser settings at any time. Note that disabling essential cookies may affect website functionality.

Data Retention We keep your personal information only as long as necessary to:

  • Fulfill orders and provide services
  • Comply with legal and accounting obligations
  • Resolve disputes or enforce our agreements

Data Security We implement reasonable technical and organizational security measures to protect your personal data. However, no electronic transmission over the internet or data storage method is 100% secure. We cannot guarantee absolute security.

Your Rights Depending on your location (including rights under CCPA/CPRA for California residents), you may have the right to:

  • Access the personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your personal data
  • Opt-out of the sale of your personal data (we do not sell data)
  • Object to or restrict certain processing

To exercise these rights, please contact us at service@tiensiva.com. We will respond within a reasonable timeframe.

Third-Party Links Our site may contain links to external websites. We are not responsible for the privacy practices or content of those third-party sites.

Children's Privacy Our website is not directed to children under the age of 18. We do not knowingly collect personal information from children under 18.

Updates to This Policy We may update this Privacy Policy from time to time. The updated version will be posted here with a new effective date. We encourage you to review it periodically.

Contact Information If you have any questions or concerns about this Privacy Policy, please contact us:

Email: service@tiensiva.com Phone:  +1 239 462 0870 Business Hours: Monday–Friday, 9AM–8PM EST

Business Address: Room 201, Building 3, No. 9 Renxing 3rd Road Humen Town, Dongguan, Guangdong, China