Privacy Policy

1.1 Information You Provide

We collect personal information that you voluntarily provide when you:

• Submit inquiries or quotation requests through our contact forms
• Register for an account or subscribe to newsletters
• Communicate with us via email, phone, or other channels
• Place orders or engage in business transactions

This information may include: name, company name, email address, phone number, shipping/billing address, payment information, and any other details you choose to provide.

1.2 Information Collected Automatically

When you access our website, we may automatically collect certain technical information, including:

• IP address, browser type, and operating system
• Pages visited, time spent on pages, and referral sources
• Device identifiers and mobile network information
• Cookies and similar tracking technologies (see Section 5)

We use the information we collect for the following purposes:

• Business Operations: To process orders, provide quotations, fulfill contracts, and manage customer relationships
• Communication: To respond to inquiries, send updates, technical specifications, and transactional notifications
• Marketing: To send promotional materials, newsletters, and product information (with your consent where required)
• Website Improvement: To analyze usage patterns, enhance user experience, and optimize website functionality
• Legal Compliance: To comply with applicable laws, regulations, legal processes, and enforceable governmental requests
• Security: To detect, prevent, and address fraud, security issues, and technical problems

We do not sell, rent, or trade your personal information to third parties. We may share your information only in the following circumstances:

DAIS is headquartered in Zhejiang, China. Your information may be transferred to, stored, and processed in China or other countries where our service providers operate. These countries may have data protection laws that differ from those in your jurisdiction.

When we transfer personal data internationally, we implement appropriate safeguards, including:

• Standard contractual clauses approved by relevant authorities
• Compliance with EU-U.S. and Swiss-U.S. Privacy Shield frameworks (where applicable)
• Ensuring service providers adhere to internationally recognized data protection standards

We use cookies and similar tracking technologies to enhance your experience on our website. Cookies are small text files stored on your device that help us:

• Remember your preferences and settings
• Analyze website traffic and user behavior
• Deliver personalized content and advertisements
• Improve website performance and security

You can manage cookie preferences through your browser settings. Note that disabling cookies may limit certain website functionality.

We implement industry-standard technical and organizational security measures to protect your personal data from unauthorized access, alteration, disclosure, or destruction. These measures include:

• SSL/TLS encryption for data transmission
• Secure server infrastructure with firewalls and intrusion detection
• Regular security audits and vulnerability assessments
• Restricted employee access on a need-to-know basis
• Secure data backup and disaster recovery procedures

While we strive to protect your information, no method of transmission over the Internet or electronic storage is 100% secure. We cannot guarantee absolute security.

Depending on your jurisdiction (including GDPR for EU residents, CCPA for California residents), you may have the following rights:

To exercise these rights, please contact us at privacy@daischain.com. We will respond within the timeframe required by applicable law.

We retain your personal information only as long as necessary to fulfill the purposes outlined in this Privacy Policy, unless a longer retention period is required or permitted by law. Retention periods vary based on:

• The nature of the data and purpose of processing
• Legal, regulatory, tax, accounting, or reporting requirements
• Contractual obligations and business relationship duration
• Legitimate business interests (e.g., fraud prevention, dispute resolution)

When data is no longer needed, we securely delete or anonymize it in accordance with our data retention policies.

Our website and services are intended for business-to-business (B2B) use and are not directed at children under the age of 16. We do not knowingly collect personal information from children. If we become aware that we have inadvertently collected data from a child, we will take steps to delete it promptly.

Our website may contain links to third-party websites, plugins, or applications. We are not responsible for the privacy practices of these external sites. We encourage you to review the privacy policies of any third-party services you visit.

We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. When we make material changes, we will:

• Update the "Last Updated" date at the top of this policy
• Notify you via email or prominent website notice (for significant changes)
• Obtain your consent where required by applicable law

We encourage you to review this Privacy Policy periodically to stay informed about how we protect your information.

If you have questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us: