Last updated: 25 August 2026
Data controller
Systemheatherline Co., Ltd.
Office 8, 41 Example-ro, Haeundae-gu, Busan 00000
Email: hello@systemheatherline.click
Phone: +82 51 0000 2031
Information we collect
- Contact form: name, email, message, and optional service selection
- Engagement records: scheduling details, billing contacts, and session notes you provide verbally
- Technical data: server logs including IP address, browser type, and pages visited
- Cookie preferences: stored locally in your browser when you accept or reject cookies
We do not collect seed phrases, private keys, or wallet balances through this website.
How we use data
We use information to respond to inquiries, deliver contracted documentation services, improve the site, and comply with legal obligations. We do not sell personal data.
Legal bases
Processing is based on consent (contact form, cookies), contract performance (engagements), and legitimate interests (site security and analytics where enabled).
Retention
Contact inquiries: up to 24 months unless an engagement begins. Engagement records: seven years after project completion unless longer retention is required by law. Server logs: up to 90 days.
Your rights
Under applicable South Korean and international privacy frameworks, you may request access, correction, deletion, or restriction of your personal data. Contact us at hello@systemheatherline.click. You may lodge a complaint with the Personal Information Protection Commission of Korea.
International transfers
If you contact us from outside South Korea, data may be processed on servers located in South Korea. We apply appropriate safeguards for cross-border transfers when required.
Third parties
We use hosting and email providers bound by confidentiality obligations. Analytics cookies, if enabled after consent, may involve third-party processors described in our Cookie Policy.
Security
We restrict access to client records, use encrypted connections on this site, and train staff on data minimization. No method of transmission is completely secure.
Children
Our services are not directed to individuals under 18. We do not knowingly collect data from children.
Updates
We will post changes on this page with a revised date.