SEFINN FOUR

Privacy Policy

Last updated: August 31, 2026

SEFINN FOUR is operated by Tianjin Haimaotong Information Technology Co., Ltd. We respect your privacy. This Privacy Policy explains how we collect, use, disclose, and protect personal information when you visit our website, place an order, contact us, or otherwise interact with our store.

Information We Collect

We may collect information you provide directly, including your name, email address, billing and shipping information, order details, account information, and messages sent to customer support. We may also collect device and usage information such as IP address, browser type, device identifiers, pages viewed, referral information, and interactions with our website. Payment information is processed by Shopify and applicable payment service providers; we do not require customers to send payment card details to us by email.

How We Use Information

We use personal information to process and fulfill orders, provide customer service, communicate about purchases, prevent fraud and misuse, maintain and improve our store, measure website performance, comply with legal obligations, and, where permitted, provide marketing and advertising that may be relevant to you.

How We Share Information

We may share information with service providers that help operate our business, including Shopify, payment processors, U.S. shipping and fulfillment providers, customer-support providers, analytics providers, advertising platforms, and professional advisers. We may also disclose information when required by law, to protect our rights or customers, or in connection with a business transfer.

Cookies and Similar Technologies

Our store and service providers may use cookies, pixels, local storage, and similar technologies to keep the site functioning, remember preferences, understand traffic, measure performance, prevent fraud, and support advertising. Browser settings and available privacy controls can be used to manage certain cookies and tracking technologies.

Your Choices and Rights

You may unsubscribe from marketing emails using the unsubscribe link in those messages. Depending on where you live, you may have rights to request access to, correction of, deletion of, or a copy of certain personal information, or to object to or limit certain uses of information. We may need to verify your request before completing it.

Data Retention and Security

We retain information for as long as reasonably necessary for the purposes described in this policy, including order fulfillment, customer service, legal compliance, dispute resolution, and fraud prevention. We use reasonable administrative, technical, and organizational safeguards, but no method of transmission or storage is completely secure.

Children

Our store is not intended for children under 13, and we do not knowingly collect personal information from children under 13.

Changes to This Policy

We may update this Privacy Policy from time to time. The current version will be posted on this page with the latest revision date.

Contact

Operator: Tianjin Haimaotong Information Technology Co., Ltd.
Registered address: Room 311-3, 3rd Floor, No. 37 Nankai Sanma Road, Nankai District, Tianjin, China
Email: support@sefinnfour.com
Phone: +1 (949) 357-0676