Privacy Policy
Last Updated: July 14, 2026
Disclaimer: This English translation of the Privacy Policy is provided for reference purposes only. In case of any discrepancy between the Chinese version and the English version, the Chinese version shall prevail. 本隐私政策英文版仅供参考。如中英文版本有任何不一致之处，以中文版为准。
1. Introduction
This Privacy Policy (hereinafter referred to as "this Policy") is intended to explain how Guangxi Virmath Technology Studio (Sole Proprietorship) (hereinafter referred to as "we," "us," or "the Platform") collects, uses, stores, and protects your personal information when you use Virmath Elf and related services (hereinafter referred to as "the Service").
We take your privacy and the protection of your personal information very seriously. Before using the Service, please carefully read and fully understand the entire content of this Policy. By using or continuing to use the Service, you agree that we may collect, use, store, and protect your relevant information in accordance with this Policy.
"Personal information" as used in this Policy refers to any information recorded electronically or by other means that relates to an identified or identifiable natural person, excluding information that has been anonymized.
For personal information processing activities that require your separate consent under applicable law (including but not limited to processing sensitive personal information, providing your personal information to other data processors, and transferring personal information abroad), we will separately obtain your separate consent through pop-up notifications or similar means.
2. Information We Collect
In the course of your use of the Service, we may collect the following types of information:
2.1 Information You Voluntarily Provide
(1) Registration Information: When you register an account, we will collect your username, email address, and password encrypted with hashing algorithms, and similar information. (Passwords are stored in encrypted hash form; we do not store your password in plain text.)
(2) Profile Information: You may choose to complete your profile with information such as an avatar, nickname, and personal bio.
(3) User Feedback Information: When you contact us through customer service, feedback forms, or similar channels, we will collect your contact information and the content of your feedback.
2.2 Information Automatically Collected During Use
(1) Log Information: When you use the Service, we automatically collect certain technical information, including but not limited to: IP address, browser type, operating system version, access time, usage duration, clickstream data, etc.
(2) Device Information: We may collect information such as the device model, device identifier, and operating system version of the device you are using.
(3) Usage Data: We may collect data about your operational behavior on the Platform, including but not limited to the number of projects you create, the types of nodes you use, and the frequency of feature usage, in order to improve and optimize the Service.
2.3 Payment Information
When you purchase credits, the payment process is handled by third-party payment platforms (such as Alipay, WeChat Pay, etc.). We do not directly collect or store sensitive payment information such as your bank card number or payment password. We only obtain and store the payment result (e.g., payment success/failure status, payment time, payment amount) and other information necessary for order processing. These third-party payment platforms will independently process your payment information in accordance with their own privacy policies. We recommend that you review the relevant platform's privacy policy to understand their information processing rules.
2.4 Project Content Data
Node scripts, flowcharts, configuration files, and other project content you create using this tool will be stored on our servers (if you have enabled cloud synchronization). This data belongs to you, and we will only process it to the extent necessary to provide the Service to you.
3. Use of Information
The information we collect will be used for the following purposes:
(1) Providing the Service: Creating and managing your account, providing all functions of the Service, including node editing, project saving and synchronization, credit purchase and redemption, subscription service management, etc.
(2) Improving the Service: Analyzing usage data to optimize product features, improve user experience, and fix technical issues.
(3) Customer Support: Responding to your inquiries, handling complaints, and providing technical support.
(4) Security: Detecting and preventing fraud, abuse, security threats, and other activities to ensure the safety of the Platform and its users.
(5) Legal Compliance: Fulfilling obligations under applicable laws and regulations, and responding to legitimate requests from government authorities.
(6) Service Notifications: Communicating with you regarding important service changes, policy updates, security reminders, and similar matters.
4. Information Storage and Protection
4.1 Storage Location
Your personal information will be stored on servers located within the People's Republic of China. If it becomes necessary to transfer data outside the country, we will conduct a security assessment in accordance with applicable law and obtain your separate consent.
4.2 Storage Period
We will retain your personal information only for as long as necessary to fulfill the purposes described in this Policy, unless otherwise required by law. When you delete your account or after the Service is terminated, we will delete or anonymize your personal information. Data that is required by applicable law to be retained (such as transaction records, financial vouchers, etc.) will be kept for the legally mandated retention period and will be deleted or anonymized promptly after such period expires.
4.3 Security Measures
We employ industry-standard security technologies and organizational measures to protect your personal information, including but not limited to:
- Using SSL/TLS encrypted transmission technology to protect data in transit;
- Encrypting stored sensitive information;
- Implementing strict access controls and permission management;
- Conducting regular security audits and vulnerability scans;
- Providing privacy protection training to employees.
Despite the reasonable measures described above, please note that no security measure can provide absolute protection for your information.
4.4 Security Incident Response
If a security incident involving the leakage, tampering, or loss of personal information occurs or is likely to occur, we will immediately initiate our emergency response plan, take remedial measures, and report to the relevant authorities as required by law. If the security incident is likely to have a significant impact on your rights and interests, we will notify you in a timely manner through in-platform messages, email, or phone, informing you of the basic facts and potential impact of the incident, the remedial measures we have taken or will take, and recommendations for measures you can take on your own to mitigate risks.
5. Information Sharing and Disclosure
5.1 Information Sharing
We do not sell your personal information to any third party. We may share your information with third parties in the following circumstances:
(1) Third-Party Service Providers: We may share necessary information with third-party service providers who support us in areas such as technical infrastructure, payment processing, data analysis, and customer service. These service providers may process your information only for the purpose of providing services to us and are subject to confidentiality obligations.
(2) Legal Requirements: We may disclose your information when necessary to comply with applicable laws, legal processes, or government requests.
(3) Business Transfers: In the event of a merger, acquisition, asset transfer, or similar transaction, your information may be transferred as part of the transaction assets. We will notify you in advance and ensure that the recipient continues to be bound by this Policy.
Where circumstances have a significant impact on your rights and interests, such as providing personal information to third parties, processing sensitive personal information, or transferring personal information abroad, we will conduct a personal information protection impact assessment in advance in accordance with applicable law and implement corresponding protective measures.
5.2 Exceptions to Non-Sharing
The following circumstances are not considered sharing of your information:
- Information shared with your explicit consent or following your affirmative action;
- Information you have made public;
- Information that has been anonymized or de-identified and cannot identify a specific individual.
6. Your Rights
In accordance with applicable laws and regulations, you have the following rights with respect to your personal information:
(1) Right to be Informed: You have the right to know how we collect, use, and protect your personal information. This Policy serves this purpose.
(2) Right of Access: You may view and access your personal information through your account settings.
(3) Right to Rectification: If your personal information is inaccurate or incomplete, you may correct it in your account settings.
(4) Right to Erasure: Under certain circumstances (such as when you delete your account), you have the right to request that we delete your personal information.
(5) Right to Withdraw Consent: For information processed based on consent, you have the right to withdraw your consent. Withdrawal of consent does not affect the lawfulness of processing carried out prior to such withdrawal.
(6) Account Deletion: You may apply to delete your account by contacting us. Upon deletion, we will delete or anonymize your personal information, unless otherwise required by law.
To exercise any of the above rights, you may contact us using the information provided at the end of this Policy. We will generally respond to your request within 15 business days of receiving it. If an extension is needed due to the complexity of the request, we will inform you of the reason and the expected timeline, but in no event shall the response exceed 30 business days.
7. Cookies and Similar Technologies
We may use cookies and similar tracking technologies (such as web beacons, local storage, etc.) to enhance your experience when using the Service. These technologies are used to:
- Maintain your login status, avoiding repeated logins;
- Record your preference settings;
- Analyze Service usage to help us improve our products.
You may manage or disable cookies in your browser settings. Please note, however, that disabling cookies may affect the normal functioning of the Service.
8. Protection of Minors
8.1 The Service is primarily intended for adults. If you are under 14 years of age, please do not register for or use the Service.
8.2 If you are a minor between 14 and 18 years of age, please read and agree to this Policy under the supervision of a legal guardian before using the Service.
8.3 If we discover that we have inadvertently collected personal information of a minor, we will delete it as soon as possible. If you are a guardian and believe that we have improperly processed a minor's information, please contact us.
9. Updates to This Policy
9.1 We may revise this Policy from time to time in response to changes in applicable laws and regulations, business adjustments, or service updates.
9.2 Revised policies will be posted on the Platform by means of announcements, pop-up notifications, or similar methods. For material changes, we will also notify you through more prominent means (such as sending an email or pop-up notification).
9.3 Your continued use of the Service after a policy update constitutes your acceptance of the revised policy. If you do not agree with the updated content, please stop using the Service. If the policy update involves changes to the purpose, method, or categories of personal information processing, we will re-obtain your explicit consent through pop-up notifications or similar means.
10. Contact Us
If you have any questions, comments, or suggestions regarding this Policy, or wish to exercise your personal information rights, please contact us through the following channels:
- Email: contact@virmath.com
We will address your concerns promptly, typically within 15 business days.