Privacy Policy

Effective Date: October 17, 2025

Welcome to O-Assist (the "Application"). This Application is developed and operated by Vinh Khang Company (OPPO Vietnam) ("we," "us," or "our").

We are committed to protecting the privacy of our users. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our Application.

1. Information We Collect

To provide and improve our services, we may collect the following types of information:

a. Information You Provide Directly:

• Personal Identification: Your name, employee ID, email address, or other login credentials used to access the Application.
• Conversation Content: All questions, commands, and text you input when interacting with the AI assistant. This is essential for the AI to process your requests.

b. Information We Collect Automatically:

• Usage Data: Information about your interaction with the Application, such as features used, session duration, and other in-app activities.
• Device Information: Device model, operating system, and unique device identifiers to help us diagnose technical issues and optimize performance.

2. How We Use Your Information

We use the information we collect for the following purposes:

• To provide, operate, and maintain the service.
• To improve, personalize, and expand our AI model's capabilities.
• To provide user support and respond to your inquiries.
• For internal analysis and reporting on training effectiveness and application usage.
• To maintain the security and integrity of our Application.

3. Information Sharing and Disclosure

We do not sell or rent your personal information. Your information may be shared only in the following limited circumstances:

• With Third-Party Service Providers: We may share information with vendors and service providers who support our operations, such as cloud hosting providers. These providers are contractually obligated to protect your data.
• For Business Purposes: Anonymized or aggregated usage data may be shared internally for business analysis and reporting.
• For Legal Requirements: We may disclose your information if required to do so by law or in response to valid requests by public authorities.

4. Data Security

We implement reasonable administrative, technical, and physical security measures to protect your information from unauthorized access, use, or disclosure.

5. Data Retention

We will retain your information only for as long as is necessary to fulfill the purposes outlined in this Privacy Policy, or as required by law.

6. Children's Privacy

Our Application is intended for an internal, professional audience and is not directed to anyone under the age of 13. We do not knowingly collect personally identifiable information from children.

7. Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new policy on this page. You are advised to review this Privacy Policy periodically for any changes.

8. Contact Us

If you have any questions about this Privacy Policy, please contact us:

• By Email: oppovietnamteam@gmail.com
• By Mail: UOA TOWER, 6 Tan Trao, Tan Phu, District 7, Ho Chi Minh City