1. Introduction

Lanzhou Huanketai Electronic Technology Co., Ltd. (hereinafter referred to as "we") attaches great importance to the protection of your personal information. This Privacy Policy applies to the TempBean application (hereinafter referred to as "this Application").

We will take appropriate security measures to protect the security and reliability of your personal information in accordance with applicable laws and regulations.

Please read and fully understand this Policy before using this Application. If you have any questions about this Policy, please contact us through the contact information at the end of this Policy.

2. How We Collect and Use Personal Information

We will follow the principles of legitimacy, legality and necessity to collect only the information necessary to realize product functions. The following are the types of personal information we collect and their purposes:

3. Device Permission Description

To implement the various functions of this Application, we need to apply for the following device permissions:

Permission Usage Notes:

• The above permissions will not be enabled by default and will only be requested when you actively trigger related functions
• You can disable these permissions at any time in your device's "Settings - Apps - Permission Management"
• Disabling permissions will prevent related functions from being used, but will not affect other functions
• This Application will not auto-start or launch other applications in the background

4. How We Store Personal Information

4.1 Storage Location

Your personal information is stored locally on your device. We will not transfer your personal information overseas. All data is stored in the local SQLite database on your device and will not be uploaded to any server.

4.2 Storage Period

• Temperature history data: Will be kept on your device until you manually delete it or uninstall the app
• Device configuration: Saved during app operation, automatically cleared after uninstallation
• Location information: Only used temporarily when you actively obtain it, not stored persistently

4.3 Data Deletion

You can delete your data through:

• Delete single or multiple records on the "History Data" page
• Uninstall this Application to clear all local data

5. How We Protect Personal Information Security

5.1 Technical Measures

• Use local encrypted storage to protect sensitive configurations
• Bluetooth communication follows BLE security protocol
• Application code is obfuscated

5.2 Management Measures

• Strictly limit information access personnel
• Regular security assessments and updates

5.3 Security Incident Handling

In the event of a personal information security incident, we will promptly notify you as required by laws and regulations.

6. Third-Party SDK and Service Description

This Application is a pure offline tool application and does not integrate any third-party SDK, including:

• Analytics SDK
• Advertising SDK
• Push SDK
• Social Sharing SDK
• Payment SDK
• Map SDK

This Application only uses system native APIs to implement functions and will not share your personal information with any third party.

7. Your Rights

According to applicable laws and regulations, you have the following rights over your personal information:

7.1 Right of Access
You can view all your data at any time within the app, including temperature history records, device configuration, etc.

7.2 Right of Portability
You can export a copy of your data (CSV format) through the "Share" function.

7.3 Right of Rectification
You can modify record names and other information on the "History Data" page.

7.4 Right of Deletion
You can delete your personal information by:

• Select and delete records on the "History Data" page
• Uninstall this Application to delete all data

7.5 Right to Withdraw Consent
You can withdraw authorization for this Application in device settings. After withdrawal, we will not be able to continue providing the corresponding functions.

7.6 Account Cancellation
This Application does not require account registration. To clear all data, simply uninstall the app.

8. Minor Protection

We attach great importance to the protection of minors' personal information.

If you are a minor under the age of 14, you should read this Privacy Policy together with your parents or other guardians and use this Application with their consent.

If you are the parent or guardian of a minor, please pay attention to whether the minor under your guardianship is using this Application with your authorization.

If you have questions about the personal information of the minor under your guardianship, please contact us.

9. Privacy Policy Updates

We may revise this Privacy Policy from time to time. When the policy changes, we will notify you through in-app notifications or other prominent means.

For major changes, we will notify you before they take effect and re-obtain your consent. Major changes include but are not limited to:

• Changes in the purpose or method of personal information processing
• Changes in the types of personal information collected
• Changes in third-party sharing of personal information
• Changes in your rights and how to exercise them

If you do not agree with the revised Privacy Policy, you have the right to stop using this Application. If you continue to use it, you will be deemed to have accepted the revised Privacy Policy.

10. Dispute Resolution

If you have any questions, comments or suggestions about this Privacy Policy or personal information protection, or wish to exercise your personal information rights, you can contact us through the following methods. We will respond to your request within 15 working days.

If you are not satisfied with our response, you may file a complaint with relevant authorities or seek a solution by filing a lawsuit with a court of competent jurisdiction.

11. Contact Us