Last Updated: December 2025
This Privacy Policy explains how information is collected, used, and disclosed by Huaian Qixiang Trading Co., Ltd and our subsidiaries (hereinafter “we,” “us,” or “our”) when you use our mobile applications (the “App”).
We are committed to protecting your privacy and have designed our App to collect only the minimal information necessary for its core functionality and to improve your experience.
In the course of providing our service, we may collect the following types of information:
Non-Personal Device Information:
To ensure compatibility and optimize performance, we may collect anonymous data about your device, such as device model, operating system version, screen resolution, language setting, and a device-specific application identifier.
Usage Analytics:
We collect aggregated, non-identifiable information about how you interact with the App. This includes data such as commonly viewed wallpaper categories, feature usage, and session duration. This information helps us understand overall trends and improve content curation.
Diagnostic Log Data:
For the purposes of operating and maintaining the App, and specifically in the event of an error, we may automatically collect diagnostic information (through third-party services) to identify and resolve technical issues. This Log Data may include your device’s IP address, device name, OS version, app configuration at the time of the error, and the date and time of the event.
Information for App Functionality:
If you choose to download a wallpaper, the App will request permission to access your device’s storage solely for the purpose of saving the selected image. The App does not read, upload, or interact with any other files on your device.
The following list details types of personally identifiable information we do not collect for any functional or identification purpose:
The App does not require, and we do not knowingly collect:
● Name, physical address, email, telephone number, or fax
● Social Security Number (SSN) or any government identification number
● Precise geolocation data
● Contact lists, messages, or other personal data stored on your device
We use the collected information for the following purposes, which are based on our legitimate interests in providing and improving a secure and functional service, unless otherwise stated:
● To deliver, maintain, and enhance the core functionality of the App.
● To perform internal analytics and improve user experience, service quality, and content relevance.
● To diagnose technical problems, prevent crashes, and ensure service stability (which constitutes our legitimate interest).
● To comply with legal obligations, if applicable.
Integrated Third-Party Services (SDKs): The App integrates services like:
● Ad Networks (e.g., Google AdMob): To support the App, ads are displayed. Partners may collect anonymous identifiers (e.g., Advertising ID) for ad personalization. Their practices are governed by their own privacy policies. We are not responsible for the data practices of these third parties.
● Analytics & Diagnostics (e.g., Firebase): We use these services for the purposes described in Sections 1 and 2.
Links to External Sites:
The App may contain links to other websites. We are not responsible for their content or privacy practices. We encourage you to review their policies.
While the App itself does not use traditional browser “cookies,” integrated third-party services may use cookies or similar technologies. You may control these through your device settings, though functionality may be affected.
We implement reasonable technical and organizational measures to protect information. However, no electronic transmission or storage method is 100% secure, and we cannot guarantee absolute security.
Our APP is a non-medical product and not a clinical pulse oximeter, It cannot be used for medical purposes, it is intended for informational and educational purposes only. We cannot guarantee the accuracy, security or completeness of the information and data. Our apps are not responsible for any personal injury or other damages resulting from the use or misuse of the service. If knowing your pulse rate is critical to your health, you further need to have your pulse taken by a medical professional.
Heart Rate Monitor is a private publishing App with some information and guidance, based on a machine learning model. We are not responsible for your physical and/or mental health.
The App is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us. We will take steps to delete such information from our systems.
You acknowledge that you have read this Policy and agree to all of its terms and conditions. By using our mobile application or its services, you agree to be bound by this policy. If you do not agree to abide by the terms of this policy, you are not authorized to use or access our mobile application or its services.
● Device Settings: You can manage app permissions (like Storage) through your device's settings menu at any time.
● Advertising ID: You can reset or opt-out of personalized advertising using your device's advertising settings (e.g., "Opt out of Ads Personalization" on Android).
● Uninstall: You can stop all data collection by uninstalling the App using the standard process on your device.
Depending on your location, you may have rights regarding your personal data, such as access, correction, or deletion. To exercise these rights, please contact us using the details below. We may need to verify your identity before processing your request.
We may update this policy. We will notify you of material changes by posting the new policy in the App and updating the “Last Updated” date. Your continued use of the App after such changes constitutes your acceptance of the revised policy.
If you have any questions or concerns about this Privacy Policy or our data practices, please contact us at Email: huaianqixiangltd@gmail.com