Last updated: 1 August 2025
Data Controller
System Sequoiaway Mining Review Co., Ltd.
Office 12, 63 Placeholder-gil, Cheongju 00000
Email: info@system-sequoiaway.click
Phone: +82 43 0000 2930
Information We Collect
Contact form submissions: name, email address, service interest, approximate hash rate, and message content.
Service contracts: site address, hardware details, photos you provide, payment records, and communications related to commissioning or bench testing.
Website usage: if you accept analytics cookies, anonymized page views and referral sources.
We do not collect government ID numbers, payment card data on this website, or pool wallet private keys.
How We Use Your Data
- Respond to inquiries and provide quoted services
- Schedule on-site visits and deliver bench reports
- Send service-related updates and invoices
- Improve website content based on aggregated analytics (with consent)
- Comply with legal obligations in South Korea
Legal Basis
Processing is based on contract performance, legitimate interest in operating our business, and consent where required (analytics cookies).
Retention
Contact form data is retained for 24 months unless a service relationship begins. Contract and invoice records are retained for seven years per Korean tax requirements. Analytics data is aggregated and not stored with personal identifiers beyond 14 months.
Your Rights
Under applicable Korean law, you may request access, correction, deletion, or restriction of your personal data. Contact info@system-sequoiaway.click with your request. We respond within 30 days.
International Transfers
Our website is hosted on infrastructure that may process data outside South Korea. Where transfers occur, we ensure appropriate safeguards consistent with applicable law.
Third Parties
We do not sell personal data. We may share information with electricians or couriers you authorize for a project, and with service providers who host our email and website under confidentiality agreements.
Security
We use HTTPS, access controls on internal systems, and staff training on data handling. No transmission method is fully secure; we encourage you not to send sensitive credentials via the contact form.
Children
Our services are directed at adults operating mining equipment. We do not knowingly collect data from persons under 18.
Changes
We will post updates on this page with a revised date. Material changes affecting active clients will be communicated by email where appropriate.
Contact
Privacy inquiries: info@system-sequoiaway.click