Privacy Policy

Effective Date: June 24, 2026 • Last Updated: June 24, 2026

Songyuan Yongtian Technology Co., Ltd., doing business as Sing Field (hereafter Sing Field, we, us, or our), operates the website located at singfield.lol (the Site) and provides computer systems design and related services (collectively, the Services). This Privacy Policy describes how we collect, use, store, disclose, and protect personal data when you visit our Site or use our Services.

We are committed to protecting your privacy and handling your data in an open and transparent manner. By accessing the Site or using the Services, you acknowledge that you have read and understood this Privacy Policy.

1. Data Controller

The data controller responsible for your personal data is:

2. Information We Collect

We collect the following categories of personal data:

2.1 Information You Provide Directly. When you fill out our contact form, request a consultation, subscribe to communications, or otherwise interact with us, we collect your name, email address, phone number (if provided), company name (if provided), job title (if provided), and the content of your message or inquiry.

2.2 Information Collected Automatically. When you visit our Site, our servers automatically record certain log data, including your IP address, browser type and version, operating system, referring URL, pages visited, date and time stamps, and time spent on pages. We do not use third-party analytics cookies or tracking pixels. This data is collected through our server logs only.

2.3 Communications Data. If you correspond with us by email or through the contact form, we retain the content of your messages and our responses for the purposes of maintaining business records and improving our Services.

We do not knowingly collect any special categories of personal data (such as data revealing racial or ethnic origin, political opinions, religious beliefs, health data, or biometric data).

3. How We Use Your Information

We use your personal data for the following purposes and on the following legal bases:

3.1 Service Delivery. To respond to your inquiries, provide information about our Services, enter into and perform contracts with you, and deliver the Services you have requested. Legal basis: performance of a contract or taking steps at your request prior to entering into a contract.

3.2 Legitimate Business Interests. To operate, maintain, and improve our Site and Services; to monitor usage patterns and server performance; to detect and prevent security incidents, fraud, and abuse; and to enforce our Terms of Service. Legal basis: our legitimate business interests, provided those interests are not overridden by your data protection rights.

3.3 Legal Compliance. To comply with applicable laws, regulations, legal processes, or governmental requests. Legal basis: compliance with a legal obligation.

3.4 Consent. Where required by law, we will obtain your consent before sending you marketing communications or before processing your data for purposes not covered by this Privacy Policy. You may withdraw consent at any time.

4. Cookies and Tracking Technologies

Our Site does not use cookies, tracking pixels, or browser fingerprinting technologies. We do not deploy any third-party analytics, advertising, or social media tracking scripts. The only data automatically recorded is server access logs, which are stored for security and operational purposes as described in Section 2.2.

If we introduce any cookie-based functionality in the future, we will update this Privacy Policy and, where required, obtain your prior consent before placing non-essential cookies.

5. Data Sharing and Disclosure

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

5.1 Service Providers. We may engage trusted third-party companies and individuals to facilitate our Services (for example, hosting providers, email delivery services, and IT infrastructure providers). These providers have access to your personal data solely to perform tasks on our behalf and are contractually bound to protect your data and use it only for the purposes we specify.

5.2 Legal Requirements. We may disclose your data if required to do so by law or in response to valid legal process, such as a court order, subpoena, or government investigation. We will notify you of such disclosure where permitted by law.

5.3 Business Transfers. If Sing Field is involved in a merger, acquisition, reorganization, or sale of all or a portion of its assets, your data may be transferred as part of that transaction. You will be notified via email and/or a prominent notice on our Site of any change in ownership or use of your personal data.

5.4 With Your Consent. We will share your data for any other purpose only with your explicit consent.

6. International Data Transfers

Sing Field is headquartered in Songyuan, Jilin, China. If you are located outside China and choose to provide your personal data to us, your data will be transferred to and processed in China. We take appropriate safeguards to ensure that your data receives an adequate level of protection regardless of where it is processed, including by entering into data processing agreements that incorporate standard contractual clauses approved by relevant data protection authorities.

7. Data Retention

We retain personal data only for as long as necessary to fulfill the purposes for which it was collected, or as required by applicable law. Specifically:

• Contact form submissions and inquiry correspondence: retained for 24 months from the date of last communication, after which they are securely deleted.
• Server access logs: retained for 90 days, after which they are automatically purged.
• Contractual and billing records: retained for the duration required by applicable tax and commercial law (typically 5 to 10 years depending on jurisdiction).

When data is no longer required, we securely delete or anonymize it.

8. Data Security

We implement and maintain appropriate technical and organizational measures designed to protect your personal data against accidental or unlawful destruction, loss, alteration, unauthorized disclosure, or access. These measures include:

• Encryption of data in transit using TLS 1.3;
• Encryption of data at rest using AES-256;
• Role-based access controls and multi-factor authentication for administrative systems;
• Regular security assessments, vulnerability scanning, and penetration testing;
• Security awareness training for all personnel with access to personal data;
• Incident response and breach notification procedures in accordance with applicable law.

No method of electronic storage or transmission is 100% secure. While we strive to protect your personal data, we cannot guarantee its absolute security. In the event of a data breach, we will notify affected individuals and relevant authorities as required by applicable law.

9. Your Data Protection Rights

Depending on your jurisdiction, you may have the following rights regarding your personal data:

9.1 Right of Access. You have the right to request a copy of the personal data we hold about you and to receive information about how we process it.

9.2 Right to Rectification. You have the right to request that we correct any inaccurate or incomplete personal data we hold about you.

9.3 Right to Erasure. In certain circumstances, you have the right to request that we delete your personal data (also known as the right to be forgotten).

9.4 Right to Restrict Processing. You have the right to request that we limit the processing of your personal data in certain circumstances.

9.5 Right to Data Portability. You have the right to receive your personal data in a structured, commonly used, and machine-readable format, and to transmit that data to another controller.

9.6 Right to Object. You have the right to object to processing based on legitimate interests, including profiling. You also have the absolute right to object to direct marketing at any time.

9.7 Rights Related to Automated Decision-Making. We do not engage in automated decision-making or profiling that produces legal effects concerning you.

To exercise any of these rights, please contact us at hello@singfield.lol. We will respond to your request within 30 calendar days. We may require you to verify your identity before processing your request. If you are not satisfied with our response, you have the right to lodge a complaint with your local data protection supervisory authority.

10. Children’s Privacy

Our Site and Services are not intended for individuals under the age of 16. We do not knowingly collect personal data from children under 16. If we become aware that a child under 16 has provided us with personal data, we will take steps to delete such information promptly. If you believe a child has provided us with personal data, please contact us immediately.

11. Third-Party Links

Our Site may contain links to third-party websites, plugins, or applications. Clicking those links or enabling those connections may allow third parties to collect or share data about you. We do not control these third-party sites and are not responsible for their privacy practices. We encourage you to read the privacy policy of every website you visit.

12. California Privacy Rights

If you are a California resident, the California Consumer Privacy Act (CCPA) and the California Privacy Rights Act (CPRA) may grant you additional rights. Under these laws, you have the right to know what personal information we collect, use, disclose, and sell (we do not sell personal information). You also have the right to request deletion of your personal information and to not be discriminated against for exercising your privacy rights. To exercise your California privacy rights, please contact us at hello@singfield.lol with the subject line California Privacy Request.

13. EEA and UK Privacy Rights

If you are located in the European Economic Area (EEA) or the United Kingdom, the EU General Data Protection Regulation (GDPR) and the UK GDPR provide you with the rights described in Section 9. In addition, you have the right to lodge a complaint with the supervisory authority in your country of residence. Our lead supervisory authority for EEA data protection matters is the data protection authority of the member state in which the relevant data subject resides. For cross-border processing, we cooperate with the applicable data protection authorities as needed.

14. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices, technologies, legal obligations, or for other operational reasons. When we make material changes, we will post the updated Privacy Policy on this page and update the Effective Date above. We will also notify you by email (if we have your email address) or by a prominent notice on our Site at least 30 days before the changes take effect. Your continued use of the Site or Services after the effective date of the updated Privacy Policy constitutes your acceptance of the changes.

15. Contact Us

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

We will acknowledge receipt of your inquiry within 5 business days and provide a substantive response within 30 calendar days.