HaYi Privacy Agreement

Welcome to HaYi! We take your privacy and personal information protection very seriously. Please read this Privacy Agreement carefully before you use this application. This Agreement is intended to explain to you how we collect, use, store and protect your personal information. By using this application, you agree that we will process your information in accordance with this Agreement.

1. Information We Collect

We collect various types of personal information to provide you with better services and experience. Specifically, it includes but is not limited to the following types of information:

1.1 Personal identity information

• Registration information: When you create an account, we will collect your basic information, such as user ID, date of birth, etc. This information is used to verify your identity, protect account security, and provide you with personalized services.

1.2 Device information

When you use the HaYi application, we automatically collect technical information related to your device and application use, including but not limited to:

• Mobile device ID and information: including the device's unique identifier (such as IMEI number or UDID number), device model (such as iPhone 13, Samsung Galaxy S21, etc.), and device manufacturer (such as Apple, Samsung, etc.).

• Operating system and version information: The type of operating system and its version number (such as iOS 15.0, Android 11, etc.) used by your device. This information helps us ensure the compatibility and functionality of the application.

• System configuration information: including the device's language settings, time zone, screen resolution, storage status, etc., which helps us optimize the display and performance of the application.

• Device and application identification number: information used to identify and track specific devices and application instances, such as advertising identifiers (such as IDFA or GAID) for personalized advertising push and service improvement.

• Browser type and version: When you use embedded web pages or visit external links, the browser type (such as Chrome, Safari, etc.) and version information collected ensures web page compatibility and user experience.

• Hardware model: including the hardware specifications of the device, such as processor type, memory capacity, etc., to evaluate and optimize the running performance of the application.

• Internet service provider and/or mobile operator information: used to identify your network provider (such as China Mobile, Verizon, etc.) for diagnosis and optimization when there are network problems.

• Internet Protocol (IP) address (or proxy server address): used to determine the geographic location and network connection status of your device to optimize network performance and content delivery.

• Telephone network information: such as the network type associated with your mobile device (such as 4G, 5G), cellular base station information, etc., used to optimize the connection quality of the mobile network.

• Device operating system or platform information: such as security features supported by the device, operating system patch level, etc., to ensure security.

• Accessed application functions and usage patterns: record the functions you use in the application (such as watching videos, recording care diaries, etc.) and their frequency of use to analyze user preferences and behaviors.

• This information helps us understand how users access and use our applications, so as to optimize the compatibility, performance and user experience of the application.

1.3 Usage data

• Application behavior data: We will record your behavior data when using the application, including the pages you view, the buttons you click, the functions you use, the video content you play, and the hair care data you record (such as shampooing, hair care time and product usage). This data helps us analyze user usage habits and provide more personalized services and recommendations that meet your needs.

• Application log data: We also collect log data related to the operation of the application, such as crash reports, error logs, system activity information, etc. This data helps us identify and solve technical problems and optimize the stability and performance of the application.

1.4 Location information

With your explicit authorization, we may collect and use your geographic location information (such as GPS location information or network-based location data). This information can help us provide you with personalized location-based services and content recommendations, such as recommending hair care products or services in your area. In addition, we may use location information to analyze the geographic distribution of application usage and optimize our service coverage.

1.5 Cookies and similar technologies

We use cookies, pixel tags, web beacons and similar technologies to collect and store information about your preferences, usage patterns and other related information. Cookies are small text files stored on your device when you visit our website or use our applications. These files help us remember your language preferences, browsing behavior and other information to provide you with a better user experience. You can control the use of cookies through browser settings, but please note that disabling cookies may affect certain features and services of the application.

2. How we use information

The information we collect will be used for the following purposes to ensure that we can provide you with the best user experience and services:

2.1 Providing and improving services

• Creating and managing accounts: We use your personal information to create and maintain user accounts for you, help you manage your profile, set preferences, and use our services.

• Personalized user experience: We provide you with tailored hair care advice, video content, product recommendations, and other personalized services based on your personal information, usage data, and location information. For example, we recommend suitable shampoo products or hairstyle care tutorials based on your hair type and care habits.

• Optimizing application functions and performance: By analyzing the collected usage data, device information, and log data, we can continuously improve the functions and performance of the application to ensure that the application can run smoothly on various devices and platforms, and promptly resolve possible technical problems.

• Customer support: We use your information to process your requests and feedback, provide customer support, and resolve issues or concerns related to our services.

2.2 Communications and notifications

We may use your email address and other contact information to send you service-related notifications (such as security warnings, account changes, privacy agreement updates), promotional information, and user feedback surveys. You can opt out of such communications at any time through the in-app settings or the unsubscribe link in the email. We may also send push notifications or in-app messages to inform you of new content, features or events.

2.3 Security and Compliance

We use the information collected to detect, prevent and respond to possible fraud, illegal activities, violations of the User Agreement, technical issues or security threats. We will take necessary technical and administrative measures to ensure the security and integrity of the information. For example, we may use your IP address to identify and block malicious access or attacks.

2.4 Data Analysis and Research

We may anonymize or aggregate the information collected for data analysis, market research, feature development and optimization. These data analyses help us better understand user needs, improve the quality of our products and services, and are also used to formulate and evaluate market strategies.

2.5 Legal and Regulatory Compliance

Where necessary, we will use your information to fulfill legal obligations, enforce our terms and conditions, protect our rights and property, or assist law enforcement and other government agencies in conducting legitimate investigations.

3. Sharing and Disclosure of Information

We strictly follow laws and regulations to protect your personal information. We will not share or disclose your personal information with third parties unless in the following specific circumstances:

3.1 Obtain Your Explicit Consent

We will obtain your explicit consent before sharing your personal information. For example, when we cooperate with third parties to provide joint services or promotional activities, we will notify you and ask for your consent.

3.2 Legal Requirements

We may disclose your personal information in accordance with the mandatory requirements of applicable laws and regulations, legal procedures or government authorities. For example, we may disclose your information when we receive a subpoena, court order or other legal process.

3.3 Protecting Our Rights and Safety

We may disclose information when we believe it is necessary to disclose information to protect the rights, property or safety of HaYi and its users, or to detect, prevent or respond to fraud, security issues or technical issues. This includes disclosing information to law enforcement agencies, professional advisors or other relevant parties to safeguard our legitimate rights and interests.

3.4 Business Transfer

If HaYi undergoes a merger, acquisition, reorganization, sale of assets or similar business transaction, your personal information may be transferred as part of the transaction. We will ensure that the transferee continues to comply with this Privacy Agreement and protect your personal information. When making such a business transfer, we will notify you in advance as much as possible and provide you with the opportunity to opt out.

4. Storage and Protection of Information

4.1 Information Storage

We will store your personal information on servers with high security standards in accordance with the requirements of applicable laws. To ensure the security of data, we have taken a variety of technical and management measures, such as data encryption, access control, firewall protection and physical security measures to prevent data loss, misuse and unauthorized access, disclosure, tampering or destruction.

4.2 Information Retention

We will retain your personal information for the shortest period necessary to achieve the purpose of information collection, unless a longer retention period is required or permitted by law. When the information is no longer needed for the purpose for which it was collected, we will take reasonable measures to delete or anonymize the information to ensure the identification and security of the data.

4.3 International Data Transfer

Your personal information may be transferred to, stored or processed in other countries or regions outside your country or region. We will take appropriate protective measures to ensure the security and privacy of information during international transmission in accordance with applicable laws and regulations, including but not limited to signing data protection agreements with third parties or implementing other legal cross-border data transfer mechanisms.

5. Your rights

You have the following rights to your personal information, and we are committed to respecting and protecting these rights:

5.1 Access and Correction of Information

You have the right to access your personal information held by us at any time and to request that we correct inaccurate or incomplete information. You can directly view and update your personal information through the account settings page in the app.

5.2 Deletion of Information

You have the right to request that we delete your personal information. To the extent permitted by law, we will delete your personal information upon your request. If you choose to delete your information or cancel your account, please note that all your data will be permanently deleted and cannot be recovered. However, in certain circumstances (such as legal requirements), we may need to retain some information.

5.3 Objection or Restriction of Processing

In certain circumstances, you have the right to object to certain processing of your personal information by us, or request restriction of processing. For example, you can choose not to receive personalized recommendations, analysis or direct marketing activities.

5.4 Withdrawal of consent

If you have given us consent to process your personal information, you have the right to withdraw that consent at any time. Please note that withdrawing consent will not affect the lawfulness of processing based on consent before the withdrawal. You can withdraw your consent through the application settings or by contacting us.

6. Privacy protection of minors

HaYi is not intended for minors under the age of 16. We will not knowingly collect personal information from minors under the age of 16. If we find that such information has been collected inadvertently, we will take reasonable measures to delete the information as soon as possible. If you are a guardian of a minor and find that your child has used our application without permission, please contact us immediately.

7. Changes to the Privacy Agreement

We reserve the right to modify this Privacy Agreement at any time. Any changes will be announced in the application or notified to you by email. The modified agreement will take effect from the date of the announcement. If you continue to use this application after the agreement is changed, it will be deemed that you agree and accept the terms of the new privacy agreement.

8. Contact Us

If you have any questions, comments or need further assistance regarding this Privacy Policy, please contact us via:

• Email: HaYi@gmail.com

We are very grateful that you have chosen to use HaYi and look forward to providing you with an excellent hair care management experience!