1. Safe and reliable: We make every effort to prevent your information from being leaked, damaged or lost through reasonable and effective information security technology and management processes.

2. Self-selection: We provide you with convenient information management options so that you can make the right choices and manage your personal information.

3. Protecting communication secrets: We strictly abide by laws and regulations, protect your communication secrets, and provide you with secure communication services.

4. Reasonable and necessary: ​​In order to provide better services to you and other users, we only collect the necessary information.

5, clear and transparent: We strive to use a simple and easy-to-understand statement to introduce you to the privacy policy so that you can clearly understand how our information is handled.

6. Integrate privacy protection into product design: We integrate various concepts such as law, product and design into all aspects of product or service development, and incorporate the concept of privacy protection.

This Privacy Policy mainly explains to you:

What information we collect;

The purpose of our collection of information;

Your rights.

I hope that you read the Privacy Policy (hereinafter referred to as "this policy") to learn more about how we collect and use information so that you can better understand our services and make appropriate choices. By using Zhang Xiyi's services, you are agreeing to what we have described in this policy. Terms used in this policy have the same meanings as in the User Agreement unless otherwise agreed. If you have any questions, please contact us.

I. Information We Collect We collect only the information necessary to achieve product functionality based on the principles of legality, fairness, and necessity.

1.1 Information you provide when you use our services

1.1.1 Information you fill out when you register your account. For example, the nickname and mobile number you filled in when you signed up for an account.

1.1.2 Information that you upload when you use the service. For example, when you use an app, upload an avatar, shared photo.

1.1.3 Information submitted by you through our customer service or attending our events. For example, a questionnaire you fill out when participating in our online event may include your name, phone number, home address, and more. Some of our services may require you to provide specific personally sensitive information to achieve specific functions. If you choose not to provide this type of information, you may not be able to use certain features in the service, but it will not affect your use of other features in the service. By providing your personally sensitive information, you consent to the processing of your personally sensitive information in accordance with the purposes and methods described in this policy.

1.2 Information we get when you use the service

1.2.1 Log information. When you use our services, we may automatically collect relevant information and store it as service log information.

(1) Equipment information. For example, device model, operating system version, unique device identifier, battery, signal strength, and more.

(2) Software information. For example, the version number of the software, the browser type. To ensure the security of the operating environment or to provide services, we collect information about the mobile apps and other software you use.

(3) IP address.

(4) Service log information. For example, information you search, view, service failure information, referral URLs, etc. when you use our services.

(5) Communication log information. For example, the account, communication time, and duration that you used to communicate when using our services.

1.2.2 Location information. When you use location-related services, we may record the location of your device to provide you with relevant services.

(1) When you use the service, we may obtain your geographical location information through IP address, GPS, WiFi or base station;

(2) The information provided by you or other users when using the service may include information about your location, such as the information about your area that may be included in the account information you provided, and the geo-tagging information contained in photos shared by you or others. ;

1.2.3 Other relevant information. To help you make better use of our products or services, we collect relevant information. For example, we collect buddy lists, group list information, and voiceprint feature value information. To ensure that you can use our services to reach people you know, if you choose to enable the Import Contacts feature, we may encrypt your contact's name and phone number and collect only the encrypted information.

1.3 Information shared by other users contains your information. For example, photos posted by other users or shared videos may contain your information.

1.4 Information obtained from third-party partners We may obtain information that you generate or share when you use third-party partner services. For example, when you use your account to sign in to a third-party partner service, we'll get the name and login time of your third-party partner service, so you can manage it. Please read carefully the user agreement or privacy policy of the third party partner service. Second, how we use the collected information We strictly abide by the provisions of laws and regulations and the agreement with the user, the collected information for the following purposes. If we use your information beyond the following purposes, we will explain it to you again and obtain your consent.

Ⅱ

2.1 Provide services to you.

2.2 to meet your individual needs. For example, language settings, location settings, personalized help services.

2.3 Product development and service optimization. For example, when our system fails, we record and analyze the information generated by the system failure to optimize our services.

2.4 Security. For example, we use your information for authentication, security, anti-fraud monitoring, archive backup, customer security services, and more. For example, security software that you download or install detects malware or viruses or identifies fraudulent information for you.

2.5 Recommend ads, information, etc. that may be of interest to you.

2.6 Evaluate and improve the effectiveness of our advertising and other promotions and promotions.

2.7 management software. For example, perform software certification, software upgrades, and the like.

2.8 invites you to participate in surveys about our services.

In order to give you a better experience, improve our services or other uses that you agree to, we may use the information collected through certain services for our other services, subject to relevant laws and regulations. For example, use information about one of our services for another service to show you personalized content or ads, for user research analysis and statistics.

To ensure the security of our services and to help us better understand how our applications are performing, we may record information such as how often you use the application, fault information, overall usage, performance data, and the source of the application. We do not combine the information we store in the analysis software with the personally identifiable information you provide in the application.

Ⅲ. How we use cookies and related technologies We or our third-party partners may collect your information by placing secure cookies and related technologies in order to provide you with a more personalized user experience and service. We will strictly require third-party partners to comply with the relevant provisions of this policy. You can also manage your cookies through your browser settings. However, please note that if you disable cookies, you may not be able to enjoy the best service experience and some services may not work properly. If you would like more information on the security of cookies, please see the Cookie Policy Note.

Ⅳ. Information you share You can share your information with your friends, family and other users through our services. For example, the text and photos you share publicly on the WeChat circle of friends. Please note that this may include sensitive information such as your personally identifiable information, personal property information. Please carefully consider disclosing your relevant personal sensitive information. You can control the scope of your shared information through the privacy settings in our services, or you can delete your publicly shared information through the settings in the service or the guidelines we provide. However, please note that this information may still be stored independently by other users or non-associated third parties not under our control.

Ⅴ.How do you manage your information?

5.1 You may access, modify and delete the registration information and other personal information provided by you during the use of our services, or you may contact us by following the notice guidelines. The scope and manner in which you access, modify, and delete personal information will depend on the specific service you use. For example, if you want to stop sharing your location information when using location-related services, you can stop sharing by using the mobile phone location shutdown feature, software and hardware service provider and communication service provider shutdown. I suggest you read the relevant guidelines carefully. .

5.2 We will collect and use your information only as described in this policy for the functionality of our products or services. If you find that we have violated laws, administrative regulations or the agreement of both parties to collect and use your personal information, you can ask us to delete it. If you find that your personal information collected and stored by us is incorrect, you can also ask us to correct it. Please contact us through the contact details listed in this policy.

5.3 When you access, modify and delete relevant information, we may ask you to authenticate to protect your account.

5.4 Please understand that due to technical limitations, legal or regulatory requirements, we may not be able to meet all of your requirements and we will respond to your request within a reasonable timeframe.

Ⅵ. Information We Share We strictly comply with the laws and regulations and restrict the sharing of information, such as:

6.1 We may share your personal information with third parties with your prior consent;

6.2 For the sole purpose of external processing, we may communicate with third party partners (third party service providers, contractors, agents, advertising partners, app developers, etc., for example, to send emails or push notifications on our behalf Service providers, map service providers that provide us with location services) (they may not be in your jurisdiction) share your personal information and follow them in accordance with our instructions, privacy policy and other relevant confidentiality and security measures. We process the above information and use it for the following purposes:

6.2.1 provide you with our services;

6.2.2 achieve the purpose described in the section "How we use the information collected";

6.2.3 fulfill our obligations under the User Agreement or this Policy and exercise our rights;

6.2.4 Understand, maintain and improve our services. If we share your information with the above-mentioned third parties, we will use encryption, anonymization and other means to protect your information.

6.3 With the continuous development of our business, when mergers, acquisitions, asset transfers and other transactions result in the sharing of your personal information with third parties, we will inform you of the relevant situation by means of push notifications, announcements, etc., in accordance with laws and regulations and not low. Continue to protect or require new administrators to continue to protect your personal information as required by this policy.

6.4 We will use the information we collect for big data analysis. For example, we use the information we collect to analyze urban thermograms or industry insight reports that do not contain any personal information. We may disclose and share with our partners information that is processed without post-identification content to understand how users use our services or to inform the public about the overall usage trends of our services.

6.5 We may disclose your personal information for the following purposes:

6.5.1 comply with applicable laws and regulations and other relevant regulations;

6.5.2 comply with the provisions of court decisions, rulings or other legal procedures;

6.5.3 comply with the requirements of relevant government agencies or other legally authorized organizations;

6.5.4 We have reason to believe that we need to comply with relevant laws and regulations;

6.5.5 Reasonable and necessary use for the protection of the personal and property safety or other legal rights of our customers, us or our affiliates, other users or employees for the purpose of implementing relevant service agreements or this policy, safeguarding the public interest.

Ⅶ. Information we may send you

7.1 Pushing Information When you use our services, we may send you emails, text messages, news or push notifications. You can choose to unsubscribe on your device by following our tips.

7.2 Service-related announcements We may issue service-related announcements to you when necessary (for example, when a service is suspended due to system maintenance). You may not be able to cancel these announcements that are related to the service and that are not advertising.

Ⅷ, the location and duration of the stored information

8.1 Location of stored information We comply with the laws and regulations and store the personal information collected by users in China.

8.2 Terminology for storing information In general, we retain your personal information for the shortest period of time necessary to achieve its purpose. However, in the following cases, we may change the storage time of personal information due to the need to comply with legal requirements: 8.2.1 To comply with applicable laws and regulations and other relevant provisions;

8.2.2 to comply with court decisions, rulings or other legal procedures;

8.2.3 in order to comply with the requirements of relevant government agencies or statutory authorized organizations;

8.2.4 We have reason to believe that we need to comply with relevant laws and regulations;

8.2.5 The purpose reasonably necessary to protect the personal and property safety or other legal rights of our customers, us or our affiliates, other users or employees for the purpose of implementing the relevant service agreements or this policy, safeguarding the public interest. In the event that our products or services cease to operate, we will notify you by, for example, push notifications, announcements, etc., and delete or anonymize your personal information within a reasonable period of time.

IX. Information Security We provide corresponding security for your information to prevent loss, improper use, unauthorized access or disclosure.

9.1 We strictly abide by laws and regulations to protect users' communication secrets.

9.2 We will use various security measures to ensure the security of information within a reasonable level of security. For example, we use encryption (eg, TLS, SSL), anonymization, and other means to protect your personal information.

9.3 We establish specialized management systems, processes and organizations to ensure information security. For example, we strictly limit the range of people accessing information and require them to comply with confidentiality obligations and conduct reviews.

9.4 In the event of a security incident such as personal information disclosure, we will initiate an emergency plan to prevent the expansion of security incidents and inform you by push notifications, announcements, etc.

X. Advertising We may use your relevant information to provide you with ads that are more relevant to you on relevant websites, apps and other channels. You can learn more about the ad page.

XI. Protection of minors We attach great importance to the protection of personal information of minors. In accordance with the relevant laws and regulations, if you are a minor under the age of 18, you should obtain the consent of your parent or legal guardian before using Tencent's services. If you are a guardian of a minor, please contact us through the contact details in Section 13 when you have questions about the personal information of the minor you are monitoring.

XII. Scope This policy applies to all of our services. However, some services have their own specific privacy guidelines/statements that more specifically describe how we process your information in the service. In the event of any inconsistency between this policy and the privacy guidelines/claims for a particular service, please refer to that particular privacy guide/declaration. Please note that this policy does not apply to services provided by other companies or individuals. For example, you can use a WeChat account to log in to other companies or individuals. Your use of such third party services is subject to its Privacy Policy (not this Policy) and you will need to read the policies carefully.

XIII. Contact Us If you have any questions about this policy or other related matters, please contact us through the contact information indicated at the bottom of the official website. We will review the issue as soon as possible and respond within 30 days of verifying your user status.

XIV. Change We may revise this policy in due course. If such changes result in a substantial derogation of your rights under this Policy, we will notify you by prompting you at the prominent location on the page, by sending you an email, etc., before the change takes effect. In such a case, if you continue to use our services, you agree to be bound by the revised policy.