Vimix Privacy Policy

Updated: January 20, 2025

Xingtu Zhihang (Shenzhen) Technology Co., Ltd. (hereinafter referred to as "we") attaches great importance to the protection of user privacy and personal information. To better protect your rights and interests, please carefully read and fully understand this privacy policy before using Vimix services. Your use of our products and/or services indicates that you have fully understood and agreed to the content of this policy.

If you have any questions about the content of this privacy policy, you can contact us through the contact information at the end of the document.

I. How We Collect and Use Your Personal Information

To provide Vimix services to you, we may collect and use the following information:

(1) Information You Provide

• Registration Information: Such as mobile phone number, verification code, nickname, avatar, etc., for registration, login, password recovery, etc.

• Learning Data: Such as course progress, test scores, etc., for recording and optimizing your learning experience.

(2) Information We Automatically Collect

• Device Information: Including device model, operating system version, device unique identifier (such as IMEI/IDFA), network type, log information, etc., to ensure normal service operation and optimize performance.

• Log Information: Such as usage records, click behavior, access time, crash logs, etc., for problem analysis and service improvement.

(3) Special Permission Applications

According to service needs, we may apply for the following permissions, and users can manage permissions through device settings at any time:

• Microphone Permission: For course follow-up reading function.

• Storage Permission: For saving learning records and cached content.

(4) Umeng Statistical Analysis

· Purpose of Use: Third-party SDK statistical services to improve our products or services.

· Usage Scenarios: User behavior attribution, anti-cheating.

· Collection Method: SDK collection.

· Company Name: Umeng Tongxin (Beijing) Technology Co., Ltd.

· Official Website Link:https://www.umeng.com/

· Privacy Policy Link:https://www.umeng.com/page/policy?spm=a211eg.10560647.0.0.eb2c34dcwKPqBz

· Permissions Called: View WLAN connection; read phone status and identity; retrieve running applications

· Types of Personal Information Collected: Device information (IDFA, IDFV, MAC, etc.); Wi-Fi address; IP address; read SDCard, read specified package name operator information, application list, ICCID, write SDCard

(5) Tencent Bugly

· Purpose of Use: Third-party SDK crash analysis service, used to diagnose application crash reasons and optimize product stability. · Usage Scenarios: Application crash monitoring, performance anomaly detection, error log analysis. · Collection Method: SDK automatic collection. · Company Name: Shenzhen Tencent Computer Systems Co., Ltd. · Official Website Link: https://bugly.qq.com/ · Privacy Policy Link: https://privacy.qq.com/document/preview/fc748b3d96224fdb825ea79e132c1a56 · Permissions Called: - Read phone status and identity (used to obtain device ID) - Read/write external storage (used to record crash logs) - View network status (to determine network environment when crashing) · Types of Personal Information Collected: - Device identifiers: IDFA, IDFV, MAC address, device serial number - Log information: crash stack traces, thread status, memory usage data - Network information: IP address, Wi-Fi connection status, base station information - Application information: current process list, application version number, installation source

· Data Storage Period: Crash logs are automatically deleted after 7 days of encrypted storage on the server

· Data Cross-border Transfer Statement: All data is stored on servers within Mainland China

· Sensitive Permission Description: The permission to read phone status and identity is only used to generate device unique identifiers and will not obtain sensitive information such as phone numbers and address books

II. How We Share, Transfer, and Publicly Disclose Your Personal Information

• (1) Sharing
• We will not share your personal information with any third-party companies, organizations, or individuals, except in the following situations:
• • With your explicit authorization and consent;
• • As required by laws and regulations or instructions from competent authorities;
• • Sharing with our partners to achieve service functions (such as payment service providers, learning content providers, etc.), but we will ensure that they protect your information security in accordance with this policy.
• (2) Transfer
• We may transfer your personal information in the following situations:
• • With your explicit consent;
• • In cases of company merger, division, liquidation, etc., your personal information may be transferred as part of the assets, and we will require the new holder to continue to abide by this policy.
• (3) Public Disclosure
• We will not publicly disclose your personal information unless we have your explicit authorization or as required by laws and regulations.

III. How We Protect and Store Your Personal Information

• (1) Protection Measures
• • Use SSL/TLS encryption technology to protect data transmission security.
• • Encrypt sensitive information for storage.
• • Implement strict data access control, with only authorized personnel able to access your personal information.
• (2) Storage Location and Period
• • Your personal information will be stored within China.
• • We will only retain your information for the necessary period; after the retention period expires, the information will be deleted or anonymized.

IV. Your Rights to Personal Information

• (1) Access, Correction, and Deletion
• You can access and correct your personal information through the "Settings" page in the Vimix application; if you need to delete, please contact us through the contact information at the end of the document.
• (2) Withdraw Consent
• You can withdraw authorization for related permissions through device settings. After withdrawal, we will stop collecting corresponding information, but the withdrawal will not affect the processing behavior based on previous consent.
• (3) Account Cancellation
• You can apply to cancel your account through the cancellation function in the application. After account cancellation, we will stop providing services to you and delete or anonymize your personal information.

V. How We Protect the Personal Information of Minors

To provide you with better services, we may update this privacy policy from time to time. After the policy is updated, we will notify you through in-application notices, pop-ups, and other forms. If you do not agree to the updated content, you can choose to stop using our services.

VI. Updates to This Policy

To provide you with better services, we may update this privacy policy from time to time. After the policy is updated, we will notify you through in-application notices, pop-ups, and other forms. If you do not agree to the updated content, you can choose to stop using our services.

VII. How to Contact Us

If you have any questions or need help with this privacy policy, you can contact us through the following methods:

• Email: admin@vimix.video

• Address: Room 516A3, Building W1-A, Gaoxin Industrial Village, No. 034 Gaoxin South 4th Road, Gaoxin Community, Yuehai Subdistrict, Nanshan District, Shenzhen, Guangdong, China