Privacy Policy

This Privacy Policy explains how BizChain Viet Nam Company Limited (“BizChain”, “we”, “us”) collects, uses, discloses, and protects personal data when you visit our corporate website (bizchain.vn) and communicate with us regarding our professional software engineering and technical consulting services.

1. Data Controller

2. Scope

This policy applies to personal data processed by BizChain as a data controller. It covers:

• Visitors to bizchain.vn.
• Prospective clients, partners, and individuals who reach out to us via contact forms, email, or phone.
• Corporate representatives and points of contact for our business-to-business (B2B) consulting and development engagements.

3. Client Applications & Third-Party Platforms Disclaimer (Chasoft Labs)

BizChain provides technical consulting and software development services to our client Chasoft Labs (a private TechLab), which independently owns, operates, and publishes digital platforms including Vietcotuong, Karace, and Family Tree Studio.

• No Collection or Control of Consumer User Data: BizChain does not act as a data controller or data processor for end-users of Chasoft Labs applications. BizChain does not collect, host, access, or store player profiles, game move records, family genealogies, user files, or personal accounts created on those platforms.
• Independent Privacy Policies: Any personal data you provide when using Vietcotuong, Karace, Family Tree Studio, or other Chasoft Labs platforms is subject exclusively to the privacy policy established by Chasoft Labs on each respective platform. BizChain assumes no responsibility or liability for data practices on those third-party services.

4. Data We Collect

4.1 Information you provide

• Contact & Inquiry Data: Name, professional email address, company name, phone number, and message content submitted through our contact forms or correspondence.
• Business Contracting Data: Corporate billing details, company tax ID, signatory information, and official correspondence necessary for executing commercial agreements.

4.2 Information collected automatically

• Technical & Usage Data: IP address, browser type, operating system, pages visited, timestamps, and referral URLs on bizchain.vn.
• Cookies & Analytics: With your consent, we collect aggregated website metrics via Google Analytics. See our Cookie Policy.
• Security Logs: Bot protection and security telemetry provided by Cloudflare (Turnstile).

5. How We Use Personal Data

We process personal data solely for legitimate business purposes:

We do not sell, rent, or monetize personal data under any circumstances.

6. Sharing and Disclosure

We may share data only with:

• Infrastructure & Tooling Providers: Cloudflare (CDN/security) and Google Analytics (aggregated telemetry with consent), operating under strict confidentiality.
• Legal Authorities: When required by competent law enforcement agencies or court orders under Vietnamese law.
• Professional Advisors: Legal counsel, accountants, and auditors bound by professional duties of confidentiality.

7. Data Retention

We retain personal data only as long as necessary:

• Inquiry messages: Retained up to 24 months to facilitate business follow-ups.
• Corporate contract and tax records: Retained in compliance with Vietnamese accounting and tax statutory retention requirements (typically 5 to 10 years).
• Security telemetry logs: Retained for 14 to 90 days.

8. Security

We implement robust technical and organizational safeguards appropriate to risks, including SSL/TLS encryption in transit, strict access control, and edge-level security through Cloudflare.

Report security concerns to legal@bizchain.vn.

9. Your Rights

Under Vietnamese data protection regulations (Decree 13/2023/NĐ-CP) and applicable international laws (such as GDPR where relevant), you have rights to:

• Be informed of data processing.
• Request access to or copies of your personal data.
• Request correction or updating of inaccurate data.
• Request deletion of your personal data, subject to statutory retention obligations.
• Withdraw previously given consent.

To exercise your rights, email legal@bizchain.vn.

10. Third-Party Links

Our website features links to client platforms and external sites. BizChain is not responsible for the privacy practices, content, or compliance of third-party domains.

11. Changes to This Policy

We may update this Privacy Policy periodically. Revisions will be published on bizchain.vn with an updated effective date.

12. Contact

BizChain Viet Nam Company Limited
Email: legal@bizchain.vn
Website: bizchain.vn/contact