Publication Date: April 11, 2025

Effective Date: April 11, 2025

App Name: Yuzhi Interconnect

Developer Name: Shenzhen Yuzhi Internet Technology Co., Ltd.

In order to effectively protect the privacy rights of users of Shenzhen Yuzhi Internet Technology Co., Ltd. (hereinafter referred to as "the Company"), optimize user experience, and in accordance with current laws and policies, we have formulated this "Personal Information Protection Policy." This policy will provide detailed information on the Company's policies and measures regarding the collection, management, and protection of user personal information. This "Personal Information Protection Policy" applies to all services provided by the Company to you, regardless of whether you access these services via computer devices, mobile terminals, or other devices.

Collection of Personal Information

You are aware of and agree that in the process of using the products and services of our company, we will collect the information you actively provide while using the services or the information generated due to the use of our services in order to provide services to you, optimize our services, and ensure the security of your account:

1. When you register for an account with our company or use the services provided by our company, we will collect relevant personal information you provide, such as your name, phone number, current location, etc. The aforementioned personal information forms the basis for you to access the services provided by our company. Additionally, for the purpose of enhancing user experience, our company may obtain other information related to improving services. For example, when you use our company's app, we may collect information on the popularity of certain services, browser software information, etc., to optimize our services.

2. When you use our company's services, in order to ensure that you can experience the best service or receive the most appropriate advertisements, our company will collect information such as your device model, operating system, login IP, operation logs, service logs, current location, unique device identification code, device serial number, ANDROID ID, SSID, BSSID, etc.

· Device model, operating system, login IP, operation logs, service logs, etc.: To enhance your user experience, we will collect relevant information. If any anomalies occur during usage, you can send error logs to our service email.

· Unique device identification code, device serial number, ANDROID ID, etc.: To enable notification push functionality, we require this information to identify your device and deliver notifications promptly to you.

· SSID, BSSID, etc.: In order to support adding WiFi cameras and accessing the WiFi list on your phone, we will obtain SSID, BSSID, etc., to enable this feature.

3. In order to provide you with specific services of this app, we will acquire relevant permissions from your mobile device.

· Network permissions: To allow the app to access the network, we will obtain permissions to access network, network information, and Wi-Fi network information on your phone after your authorization. Without granting this permission, the app may not function properly.

· Camera permissions: To support the QR code scanning function, we will obtain camera permissions on your phone after your authorization. Without granting this permission, the QR code scanning function cannot be used.

· Recording permissions: To support communication between this app and the camera, we will obtain recording permissions on your phone after your authorization. Without granting this permission, communication via the microphone cannot be conducted.

· Local storage permissions: To support loading resource files and recording application running logs, we need to access local storage. We will obtain storage permissions on your phone after your authorization. Without granting this permission, resource files cannot be loaded, and application running logs cannot be recorded.

· Location permissions: To support adding WiFi cameras and accessing the WiFi list on your phone, we need to access location permissions. Without granting these permissions, devices cannot be discovered, and WiFi cameras cannot be added.

· App auto-start and associated startup: To promptly receive device notification information, we have integrated third-party SDK message push services, and the app receiving information service is set to auto-start and associated startup to ensure that notifications are promptly delivered to you.

Management of Personal Information:

In general, we only retain your personal information for as long as necessary to achieve the intended purposes, such as:

· Phone number: If you need to use our company's services, we need to keep your phone number to ensure you can use the service properly.

· Current location: If we require your current location information when you launch the app, we will delete this information once you exit the app.

Without your permission, our company will not disclose your personal information to any third party, except in the following circumstances:

1. Our company has obtained your or your guardian's authorization.

2. Judicial or administrative authorities require our company to disclose information according to legal procedures.

3. Our company needs to disclose information to protect its legitimate rights when initiating litigation or arbitration against users.

4. According to the service terms and conditions or app license agreements between you and our company.

5. Other circumstances as stipulated by laws and regulations.

Account Deletion:

You can delete your login account within this app. Once you delete your login account, all your personal information will be completely erased. The account deletion process is as follows:
Log in -> My -> Click on username -> Delete account -> Enter account password, confirm deletion.

Protection of Personal Information:
Our company will make every reasonable effort to protect the personal information collected from users. To prevent unauthorized access, copying, modification, transmission, loss, destruction, processing, or use of personal information, our company has implemented and will continue to take the following measures to protect your personal information:

1. Encrypting user's personal information appropriately.

2. Using passwords to protect user's personal information in appropriate locations.

3. Limiting access to user's personal information.

4. Implementing other reasonable measures.
Despite taking the above reasonable and effective measures and complying with the standards required by relevant laws and regulations, our company cannot guarantee the security of your personal information when communicated through insecure channels. Therefore, users should take proactive measures to ensure the security of their personal information, such as regularly changing passwords and not disclosing account passwords to others.
You acknowledge that the personal information protection measures provided by our company only apply to our products. Once you leave our products and browse or use other websites, services, and content resources, our company does not have the ability or obligation to protect any personal information you submit outside of our products, whether or not you log in or browse those websites through links or guides provided by our company's products.

Access to Personal Information:
After completing the account registration with our company, you can access or modify the personal information you have submitted. Generally, you can view and modify the information you have submitted at any time. However, for security and identity verification purposes (such as number claim services), you may not be able to modify certain initial registration and verification information provided during registration.

We use third-party SDKs

We will use software service toolkits provided by professional third-party service units (referred to as SDKs). We will fulfill our due diligence obligations and strictly review the sources of the SDKs used. For information collected by third-party SDKs, the corresponding responsibilities are borne by the third-party service units. For details, please refer to the service terms and privacy policies of the third-party service units.

The following are the third-party SDKs used by this application:

SDK Name: Getui SDK

Information collected: Device manufacturer, device brand, device model, Android version, ROM information, installed app list, IMEI, Android ID, device serial number, network identity information (including IP address, MAC address), and location-related information.

Purpose of use: Information push

For more details, please visit the <<Getui User Privacy Policy>>.

JPush SDK-- Android

Third-party entity: Shenzhen Hexun Huagu Information Technology Co., Ltd.

SDK Purpose: Provide information push services for app users

Types of personal information processed:

Device parameters and system information (device type, device model, system version, and related hardware information): Used to identify the user's device type, device model, system version, etc., to ensure accurate message delivery; Device identifiers (IMEI, IDFA, Android ID, GAID, MAC, OAID, VAID, AAID, IMSI, MEID, UAID, hardware serial number information, ICCID, SIM information): Used to identify unique users, ensure precise delivery of pushes and accurate statistics of push information; Network information (IP address, WiFi information, base station information, DNS address, DHCP address, SSID, BSSID) and location information (latitude and longitude): Used to optimize the network connection requests between the SDK and JPush servers, ensure the stability and continuity of services, and implement regional push functions; Application list information (application crash information, notification switch status, app application list and active status, app application page information, app function event-related information): When a device has multiple active push links for different apps simultaneously, we use link merging technology to randomly merge them into one link to save power and traffic for users; Push log information: To allow developers to query records of push service usage, understand the delivery status of push messages, and adjust push strategies.

Data processing methods: Through de-identification, encrypted transmission, and other secure means

Official website link: https://dev.mi.com/console/appservice/push.html

https://dev.mi.com/console/doc/detail?pId=1822
4、Huawei HMS SDK

Types of personal information involved: Application basic information, application-internal device identifiers, device hardware information, basic system information, and system settings information

Purpose of use: Message push

Use cases: Used when pushing messages on Huawei mobile terminals

Third-party entity: Huawei Software Technology Co., Ltd.

Data processing methods: Through de-identification, encrypted transmission, and other secure means

Official website link: Huawei Developer Alliance - HarmonyOS Developer Official Website

Privacy Policy: https://developer.huawei.com/consumer/cn/doc/development/HMSCore-Guides/sdk-data-security-0000001050042177

OPPO Push SDK

Types of personal information involved: Device identifiers (such as IMEI, ICCID, IMSI, Android ID, GAID), application information (such as application package name, version number, and running status), network information (such as IP or domain name connection results, current network type)

Purpose of use: Push notifications

Use cases: Used when pushing messages on OPPO mobile terminals

Third-party entity: Guangdong Huantai Technology Co., Ltd

Data processing method: Secure processing through encrypted transmission and handling

Official website link: https://open.oppomobile.com/new/introduction?page_name=oppopush

Use of Cookies and Web Beacons

Cookies can help websites identify registered users, calculate user numbers, and are commonly used by websites to determine if registered users have logged in. We promise that the research on cookie information is only used to improve service/product quality and optimize user experience. If you do not wish for personal information to be stored in cookies, you can configure your browser to select "Reject cookies" or "Notify you when a website sends a cookie." You should know that since some of our products and services rely on cookies, disabling cookies may affect your access to our products or prevent you from fully enjoying our services. When you do not disable cookies, you may receive prompts: whether to retain user information for simplifying login procedures (such as one-click login). Our use of web beacons follows the same methods and purposes as cookies.

Special Protection of Personal Information of Minors

We place great importance on protecting the personal information of minors. If you are under 18 years old, before using our services, you should ensure you have obtained consent from your guardian. If you apply to register an account with us, we will assume that you have obtained the aforementioned consent. We will protect the personal information of minors in accordance with relevant national laws and regulations and the provisions of our "Personal Information Protection Policy."

Modifications to the Privacy Protection Policy

We reserve the right to modify any terms of the "Personal Information Protection Policy" at any time. Once the content of the "Personal Information Protection Policy" changes, we will directly publish the modified policy on our official website. This publication will be considered as notifying you of the modified content. We may also inform users of modifications through other appropriate means. If you do not agree with the modifications made by us to the relevant terms of this "Personal Information Protection Policy," you have the right to stop using our services. If you continue to use our services, it will be considered that you accept the modifications made by us to the relevant terms of this agreement.

User Agreement:

Welcome to our application! Before you start using it, please carefully read the following Service Agreement. This agreement stipulates the conditions and rules for your use of our application.

Acceptance of Terms

By using our application, you indicate that you have read, understood, and agreed to accept all the terms and conditions of this Service Agreement. If you do not agree with any content of this agreement, please stop using our application.

Rules of Use

You agree to comply with the following rules of use:

You shall not spread, publish, distribute, or otherwise provide content that is illegal, obscene, threatening, defamatory, infringing, or violates applicable laws and regulations through our application.

You shall not abuse the functions of our application, including but not limited to malicious attacks, intruding into other accounts, disrupting normal operations, etc.

You should protect your account and login credentials properly.

User Account

When using our application, you may need to create an account. You should provide true, accurate, and complete account information and take full responsibility for the security of your account and password. You agree not to transfer, sell, or allow others to use your account, even if you no longer use that account.

Intellectual Property

Our application and its related content (including but not limited to icons, logos, text, graphics) are protected by intellectual property laws. Without our explicit authorization, you may not copy, modify, distribute, display, or exploit these contents in any way.

We respect user privacy. We will collect, use, and protect user personal information according to our privacy policy. Please refer to our privacy policy for more information.

Disclaimer

We are not liable for any direct or indirect losses resulting from your use of our application. We do not make any express or implied guarantees regarding the availability, accuracy, completeness, or security of the application.

Changes to Services and Termination

We reserve the right to modify, suspend, or terminate the application services at any time at our discretion. We may notify users through in-app notifications or other appropriate means.

Dispute Resolution

Any disputes arising from the use of our application should be resolved through friendly negotiation. If negotiation fails, you agree to submit the dispute to the arbitration institution or court in the jurisdiction where the dispute arises.

Applicable Law and Jurisdiction

This Service Agreement is governed by applicable laws and subject to the exclusive jurisdiction of the court in the jurisdiction where the dispute arises.

Agreement Modification

We reserve the right to modify this Service Agreement at any time. We will publish updates through the application or notify users of modifications through other means.

Product or App Operator

Operator: Shenzhen Yuzhi Internet Technology Co., Ltd.

Address: Room C605, Building C, Huafeng International Robotics Industrial Park, Hangcheng Avenue, Nanchang Community, Xixiang Subdistrict, Bao'an District, Shenzhen City

Please note that this translation may be further refined for specific contexts or nuances.