Guaner APP (hereinafter referred to as the “APP” or “Application”) is provided by Shenzhen Bassworld Technology Co., Limited. (hereinafter referred to as “We” or “Our Company”). We attach great importance to user privacy. When you use our products and services, we may collect and use your relevant information. Through this *Privacy Policy*, we wish to explain to you how we collect, use, store, and protect such information when you use our services, as well as the ways we provide for you to access, update, control, and protect this information.

This *Privacy Policy* is closely related to the services of our company that you use. Please read it carefully before using the APP, and only use our products and services after confirming that you fully understand and agree to it. Once you start using our products or services, it signifies that you have fully understood and agreed to this Policy.

I. How We Collect and Use Your Information

1.1 Information You Provide to Us

We will collect and use your personal information in accordance with the requirements of this Policy. For example, when you register an account, we will ask you to provide personal information such as your email address and phone number, which will be stored under your account name. If you wish to fully utilize the various third-party sharing or login functions we provide, it may also be necessary to obtain certain information that your third-party account allows us to access, including your third-party account name and profile picture. Other information such as log information, local storage information, captured photos/videos/recordings, Wi-Fi information, and reading or modifying storage information—the specific purposes and uses for collecting and using such information are detailed in the descriptions below. We will adopt compliant technologies to encrypt and store the information you have explicitly consented to, protecting the security of your personal information.

1.2 Purposes and Uses of Information We Obtain During Your Use of Services

We will collect information about the services you use. The purposes and uses of such information include:

•Log information: When you use our services, we will automatically collect certain information and store it in server logs or write it to the phone’s external storage device.

•When errors or exceptions occur during the use of the application’s services.

•When crashes occur during the operation of the application, we will write the error log to the external storage, and users can choose whether to send it to us.

II. How We Store Your Personal Information

In accordance with laws and regulations, we will store users’ personal information collected within the territory of the People’s Republic of China (PRC) domestically, and will not transfer your personal information overseas, unless it is necessary to execute regulatory requirements or we have otherwise obtained your explicit consent. We will only retain your personal information for the period necessary to fulfill the purposes stated in this *Privacy Policy* and within the time limits required by laws and regulations.

We use various security technologies and procedures to prevent information loss, misuse, unauthorized viewing, or disclosure. For example, in certain services, we will utilize encryption technology (such as SSL) to protect the personal information you provide. However, please understand that due to technological limitations and the various malicious means that may exist, in the internet industry, even if we do our utmost to strengthen security measures, it is impossible to guarantee that information is one hundred percent secure at all times.

III. How We Share, Transfer, and Publicly Disclose Your Personal Information

3.1 Sharing

We will not share your personal information with any company, organization, or individual, except in the following circumstances:

•With your explicit consent, we will share your personal information with other parties.

•We may share your personal information externally in accordance with the provisions of laws and regulations, for the needs of litigation or dispute resolution, or as required by administrative or judicial authorities according to law.

•Within the scope permitted by laws and regulations, when it is necessary to share your personal information to protect the interests, property, or safety of our affiliates or partners, you, other users, or the general public from damage.

•Sharing among affiliated companies: In cases where our affiliates provide services to you or to us, we may share your personal information with our affiliated companies. However, we will only share necessary personal information, and the processing of your information by our affiliates is subject to the constraints of this Policy.

•Sharing with partners: We will only share necessary personal information with vendors, service providers, consultants, agents, third-party advertisers, etc., for legitimate, proper, necessary, specific, and clear purposes, and to achieve the purposes declared in this Policy, and with your explicit authorization and consent. These partners have no right to use the shared personal information for other purposes unrelated to the products or services.

•We will sign strict data protection agreements with the companies, organizations, and individuals with whom we share personal information.

3.2 Transfer

We will not transfer your personal information to any other company, organization, or individual, except in the following circumstances:

•With the development of the company’s business, involving transactions such as mergers, acquisitions, or asset transfers, and the new holder continues to be bound by this Policy or re-obtains your consent.

•To meet the requirements of laws and regulations, legal procedures, or mandatory government requirements or judicial rulings.

•Transfer under circumstances where your explicit consent has been obtained.

3.3 Disclosure

We will only publicly disclose your personal information under the following circumstances:

•Your explicit consent has been obtained.

•Under mandatory requirements of laws, legal procedures, litigation, or competent government authorities.

•When it is necessary to disclose such information to protect the interests, property, or safety of our company, you, or the general public from damage.

•Other circumstances stipulated by laws and regulations.

•Sharing, transferring, and publicly disclosing personal information that has been de-identified and cannot be restored.

3.4 Third-Party SDK Information

To ensure the stable operation of the APP or to realize relevant functions, we may access Software Development Kits (SDKs) provided by third parties. Below is the list of main third-party SDKs we access:



Company NameSDK NamePurposeUsage ScenarioShared Information Content

TencentTencent BuglyLog collection and analysisCollecting crash logs and performance dataAndroidID, MAC address, system unique identifier, etc.

TencentTencent QQ/WeChat SDKSocial sharing functionSharing to friends, Moments, QzoneDevice identifier, network information, geographic location, etc.

Umeng AnalyticsUmeng AnalyticsAPP behavior optimization analysisUser behavior tracking and analysisIMSI, IMEI, AndroidID, list of installed applications, etc.

Baidu MapsBaidu MapsLocation serviceEarphone location findingDevice serial number, direction sensor, current GPS location, etc.

JieLi TechnologyJieLi Home SDKEarphone function supportFunctions for earphones with JieLi chipsDevice serial number, APP self-start monitoring broadcast, etc.

iFlytekVoice Dictation SDKVoice recognition serviceDictation using earphone microphoneDevice ID, IP address, Android ID, OAID, etc.

Hexun HuaguJPush SDKNotification message pushPushing message notificationsDevice hardware info, OS info, network info, geographic location, etc.

Xiaomi MobileXiaomi PushNotification message pushMessage push based on Xiaomi phonesDevice info, geographic location, network info, storage permission, etc.

Vivo Telecomvivo PushNotification message pushMessage push based on vivo phonesNetwork info, storage permission, etc.

Guangdong OPPOOPPO PushNotification message pushMessage push based on OPPO phonesDevice-related info, APP package name, network type, notification bar permission, etc.

Huawei TechnologiesHuawei HMS ServicesInstant messaging/Push/Payment, etc.Huawei service functionsNetwork location, phone number, SIM card status, account info, etc.

Huawei TerminalHuawei HMSHuawei MeeTime sharingSharing using Huawei MeeTime functionNetwork info, geographic location, storage permission, etc.

Beijing Qihoo360 Jiagubao (Reinforcement)Installation package encryptionPreventing malicious cracking and decompilationDevice-related info, APP package name, running status, etc.


*(Note: For the specific personal information processing rules of each third party, please refer to their official privacy policy links.)*

IV. How We Handle Minors’ Personal Information

We attach great importance to the protection of minors’ personal information. The nature of our products and/or services requires you to be an adult with full civil capacity. If you are a child or another minor under the age of 18, we require you to ask your parents or other guardians to carefully read this Privacy Policy, and you may only use our services or provide information to us with the consent of your parents or other guardians and under their supervision.

V. Changes and Revisions to the Privacy Policy

Our Privacy Policy may change. Without your explicit consent, we will not restrict the rights you should enjoy under this Privacy Policy. For major changes to this Privacy Policy, we will also provide prominent notices (for example, when the APP is updated or upgraded, or when you log in again, we will promptly notify you via a pop-up window).

VI. How to Contact Us

If you have any questions, opinions, suggestions, or complaints regarding our Privacy Policy and the processing of your personal information, please contact us through the following method:

Contact Email: bt-engineer@ko-star.net

VII. Effectiveness of the Privacy Policy

This version of the Policy was updated on March 1, 2023, and officially took effect on March 1, 2023.