Terms of Service
Last Updated: July 14, 2026
Disclaimer: This English translation of the Terms of Service is provided for reference purposes only. In case of any discrepancy between the Chinese version and the English version, the Chinese version shall prevail. 本用户协议英文版仅供参考。如中英文版本有任何不一致之处，以中文版为准。
1. Introduction
1.1 This User Agreement (hereinafter referred to as "this Agreement") is a legally binding agreement between you (hereinafter referred to as "User" or "you") and Guangxi Virmath Technology Studio (Sole Proprietorship) (hereinafter referred to as "we," "us," or "the Platform") regarding your use of Virmath Elf and related services (hereinafter referred to as "the Service") provided by the Platform.
1.2 Please read the entire content of this Agreement carefully before using the Service. By registering an account, logging in, or using the Service, you confirm that you have fully read, understood, and agreed to be bound by all terms of this Agreement. If you do not agree with any part of this Agreement, please immediately cease registration or use of the Service.
1.3 We reserve the right to revise the terms of this Agreement from time to time as needed. For non-material changes, the revised Agreement will be posted on the Platform, and your continued use of the Service will constitute your acceptance of the revised Agreement. For matters involving material changes to your rights and obligations, service fees, or core functionalities, we will publicly solicit comments on the homepage of the Platform at least seven days prior to implementation, notify you in advance through prominent means such as pop-up notifications or email, and require your explicit consent before the changes take effect. If you do not agree with the revisions, please stop using the Service.
2. Definitions
Unless otherwise expressly defined in this Agreement, the following terms shall have the meanings set forth below:
2.1 Virmath Elf: The software tool provided by the Platform that enables script or program logic development through graphical node drag-and-drop, connections, and configuration, including its Web, desktop, mobile, and other versions.
2.2 User Account: The unique identity credential obtained by a User upon completing registration in accordance with the Platform's requirements, used to log in to and use the Service.
2.3 Credits: Virtual billing units that Users may obtain through payment purchases or other means and use to redeem subscription services within the Platform. Credits are not currency, are not withdrawable, transferable, or giftable.
2.4 Subscription Service: The entitlement to use specific advanced features or services of the Platform for a specified period, obtained by redeeming a certain number of Credits.
3. Account Registration and Management
3.1 Registration Requirements
3.1.1 You confirm that you are at least 18 years of age at the time of registration, or at least 14 years of age and using the Service under the supervision of a legal guardian. If you are under 14, you may not register for or use the Service.
3.1.2 You shall complete registration using true, accurate, and complete personal information, and ensure that such information remains valid throughout the term of your account. If your information changes, you shall update it promptly.
3.2 Account Security
3.2.1 You are fully responsible for the security of your registered account and password. Any actions carried out through your account shall be deemed to have been performed by you personally.
3.2.2 If you become aware of any unauthorized use of your account, you shall notify us immediately. We shall not be liable for any losses resulting from your failure to properly safeguard your account credentials.
3.2.3 Unless there is a legitimate need, each User should generally register only one account. Bulk registration of accounts through automated means or other methods is prohibited. If malicious bulk registration is discovered, we reserve the right to merge such accounts or take other necessary measures.
3.3 Account Deletion
You have the right to apply for deletion of your account at any time. Upon account deletion, your relevant data will be deleted or anonymized (except for information required by applicable laws and regulations to be retained), and any purchased Credits or redeemed Subscription Services will not be refunded or compensated.
4. Credit System
4.1 Obtaining Credits
4.1.1 Users may purchase Credits through the payment channels designated by the Platform (including but not limited to Alipay, WeChat Pay, bank cards, etc.). Different Credit packages correspond to different amounts, as specified on the purchase page.
4.1.2 Purchasing Credits constitutes your authorization for us to collect the corresponding payment through third-party payment platforms. Upon completion of payment, Credits will be credited to your account.
4.1.3 In addition to paid purchases, we may from time to time grant Credits through promotions, rewards, or similar means. The rules governing the use of such granted Credits shall be as specified on the relevant promotion page.
4.2 Use of Credits
4.2.1 Credits may only be used to redeem Subscription Services provided by the Platform. They may not be exchanged for cash, physical goods, or other non-subscription services.
4.2.2 When redeeming a Subscription Service with Credits, the specific number of Credits required shall be as posted on the Platform at the time of redemption. Once the redemption is successful, the corresponding Credits will be deducted from your account and are non-refundable.
4.2.3 Credits may not be split or combined for use unless otherwise specifically stated by the Platform.
4.3 Validity Period
4.3.1 Credits purchased through payment channels shall be valid for 365 days from the date of purchase. Any unused Credits upon expiration will be automatically forfeited without compensation. If you are unable to use Credits before expiration due to technical issues on the Platform's part, please contact us and we will provide a reasonable resolution.
4.3.2 The validity period of Credits obtained through promotions or rewards shall be governed by the applicable promotion rules.
4.4 Refund Policy
4.4.1 Once purchased, Credits are generally non-refundable, non-exchangeable, and non-convertible to cash. However, if you are unable to use Credits due to reasons attributable to the Platform (including but not limited to the Platform discontinuing operations or technical failures preventing normal service provision), we will provide reasonable solutions, including but not limited to refunds or equivalent service compensation.
4.4.2 If, due to technical reasons on the Platform's part, Credits are not credited to your account in a timely manner after purchase, or if the Platform discontinues its credit system for its own reasons, we will provide reasonable solutions, including but not limited to refunds or equivalent service compensation.
4.4.3 If your account is frozen or deleted due to a serious violation of this Agreement, any remaining Credits will be automatically forfeited without refund. For minor violations, we will prioritize warnings or feature restrictions rather than directly forfeiting Credits.
5. Subscription Services
5.1 Obtaining a Subscription
5.1.1 Users with sufficient Credit balances may use Credits to redeem corresponding Subscription Services. Upon redemption, the Subscription Service will take effect immediately or as otherwise agreed.
5.1.2 Different tiers of Subscription Services correspond to different features and durations, as specified on the Platform's relevant page.
5.2 Subscription Content
Principal subscription features may include, but are not limited to:
- Access to advanced node libraries
- Increased node usage limits
- Increased runtime instance limits
- Custom node functionality
- Team collaboration features
- Cloud synchronization and backup
- Priority technical support
- Other value-added services
5.3 Subscription Term and Renewal
5.3.1 Subscription Services take effect for the term corresponding to each redemption and terminate automatically upon expiration.
5.3.2 To renew, Users must use Credits to redeem a renewal before the current subscription expires. We do not undertake to send renewal reminder notices prior to expiration.
5.3.3 The Platform reserves the right to adjust the pricing of Subscription Services (i.e., the number of Credits required for redemption) based on operational circumstances. Adjusted prices shall apply to new redemptions occurring after the adjustment takes effect.
5.4 Subscription Cancellation and Termination
5.4.1 Once a Subscription Service has been redeemed, the Credits consumed are non-refundable.
5.4.2 If a User seriously violates this Agreement, we have the right to immediately terminate the User's Subscription Service without further notice, and the Credits consumed will not be refunded. For minor violations, we will prioritize warnings or feature restrictions.
6. User Conduct
6.1 You undertake to comply with all applicable laws and regulations of the People's Republic of China when using the Service, and you shall not use the Service for any illegal activities.
6.2 You shall not use this tool to develop, generate, or disseminate the following content:
- Content that violates laws, regulations, or public order and good customs;
- Content that infringes upon the intellectual property or other lawful rights of others;
- Malicious code, viruses, trojans, or other destructive programs;
- Scripts used for network attacks, data theft, fraud, or other illegal purposes;
- Other content prohibited by applicable laws and regulations.
6.3 It is strictly prohibited to use this software for malicious interference with target systems or activities that violate laws and regulations. Users are solely responsible for their own actions, and we shall not bear any direct or indirect losses arising therefrom.
6.4 Using this software may violate the terms of service or agreements of relevant service providers. All risks and legal liabilities arising therefrom, including but not limited to account suspension, data loss, and feature restrictions, shall be borne solely by the User.
6.5 You shall not reverse engineer, decompile, disassemble, crack, or otherwise attempt to derive the source code of the Platform software.
6.6 You shall not use any automated means (including but not limited to scripts, crawlers, bots, etc.) to register accounts in bulk, purchase Credits, or engage in any other conduct that may affect the normal operation of the Platform.
6.7 If you violate the above conduct rules, we have the right to take measures including warnings, feature restrictions, account freezing, service termination, and we reserve the right to pursue legal liability.
7. Intellectual Property
7.1 The intellectual property rights (including but not limited to copyrights, trademarks, patents, and trade secrets) in all content of the Platform software, including technology, interface design, icons, text, images, audio, and video, belong to us or our licensors and are protected by applicable law.
7.2 The intellectual property rights in the output you create using this tool, such as scripts and project files, belong to you. For the purpose of providing the Service to you, you grant us a non-exclusive license for the duration of the Service to provide technical services such as storage, backup, and display. We will not use your output for any purposes other than those necessary to provide the Service to you.
7.3 Without our written permission, you may not copy, modify, distribute, sell, or otherwise exploit any part of the Platform.
8. Disclaimer
8.1 To the maximum extent permitted by applicable law, the Service is provided on an "as is" and "as available" basis. We make no express or implied warranties, including but not limited to:
- The Service will meet all of your requirements;
- The Service will be timely, uninterrupted, secure, or error-free;
- Any results obtained through the Service will be accurate or reliable.
8.2 To the maximum extent permitted by applicable law, you understand and agree that we shall not be liable for losses arising from the following circumstances:
- Force majeure events (including but not limited to natural disasters, war, government action, network outages, server failures, etc.);
- Issues with third-party services (including but not limited to payment gateways, cloud service providers, etc.);
- Consequences resulting from your own improper operation or violation of this Agreement;
- Any disputes or legal liabilities arising from content you develop using this tool.
This clause does not exclude our liability arising from willful misconduct or gross negligence that causes your losses, as required by applicable law.
9. Service Modification and Termination
9.1 We have the right to adjust, suspend, or terminate all or part of the Service based on operational needs. If we decide to terminate the Service, we will publish relevant information prominently on the Platform homepage thirty days in advance. Where advance notice is not possible due to emergency circumstances (including but not limited to security vulnerabilities, legal requirements, etc.), we will provide as much advance notice as practicable under the circumstances.
9.2 We have the right to unilaterally suspend or terminate the provision of the Service to any User who violates this Agreement, without assuming any liability.
9.3 Upon termination of this Agreement, your account and related data will be deleted (except for information required by applicable laws and regulations to be retained), and any Credits and Subscription Services you have obtained will automatically lapse.
10. Dispute Resolution
10.1 The formation, performance, interpretation, and resolution of disputes under this Agreement shall be governed by the laws of the People's Republic of China.
10.2 Any dispute arising out of or in connection with this Agreement shall first be resolved through friendly negotiation between the parties. If negotiation fails, either party may submit the dispute to a competent people's court in the jurisdiction where the Platform operator is domiciled.
11. Miscellaneous
11.1 This Agreement constitutes the entire agreement between you and us regarding the use of the Service and supersedes any prior oral or written agreements on the same subject matter.
11.2 If any provision of this Agreement is held to be invalid or unenforceable for any reason, the remaining provisions shall continue in full force and effect.
11.3 Our failure to exercise or delay in exercising any right under this Agreement shall not constitute a waiver of such right.
11.4 If you have any questions or suggestions, you may contact us through the following channels:
- Email: contact@virmath.com