Privacy Policy

Effective Date: May 14, 2026

Yuanshuang Energy Saving (hereinafter referred to as "we", "us", or "our") highly values your privacy and the protection of your personal information. This Privacy Policy is designed to explain how we collect, use, store, and protect your personal data.

1. Information We Collect

In order to provide our services to you, we may collect the following information:

• Core Application Data: Data that is strictly necessary to implement energy consumption monitoring and to generate test reports for air conditioners and elevators.
• Device Information: Device model, operating system version, and unique device identifier (IDFV) to ensure the stability and performance of the application.
• Camera and Photo Album: Upon your explicit authorization, used to take or upload photos of equipment meters, illuminometer (lux meter) readings, etc.
• Account Information: If you register an account, we will collect your name, mobile phone number, or email address.

2. Purpose of Information Use

The information we collect will be used for the following purposes:

• To generate and display comparative test reports for you.
• To identify and resolve application crashes or technical issues during runtime.
• To perform necessary security reviews in accordance with applicable laws and regulations.

3. Information Sharing and Disclosure

We pledge never to sell your personal information to third parties. We will only share your information under the following circumstances:

• With your explicit consent.
• With third-party SDKs that must be integrated to implement core business functions (e.g., cloud storage services, data analytics services).
• When required by statutory, administrative, or judicial authorities under applicable laws.

4. Data Security Guarantee

We utilize industry-leading security technologies, such as SSL encrypted transmission, to safeguard your data. Furthermore, we have established rigorous internal management protocols to ensure that only authorized personnel can access relevant information.

5. Your Rights

You have the following rights regarding your personal information:

• To access, modify, or update your personal data.
• To withdraw your authorized privacy permissions at any time through your device's system settings.
• Account Deletion / Deactivation: You can view and modify your personal information at any time within the App via [Personal Center - Account Information / Delete Account]. If you need to delete your account, you can submit a deletion request inside the App. We will delete all of your personal information within 15 business days upon receiving your request.

6. Protection of Minors

Our products and services are not directly intended for minors under the age of 14. If we discover that we have inadvertently collected personal information from a minor, we will delete it immediately.

7. Contact Us