information we collect and how we use and protect your personal information, at the same time we also introduced you to our privacy control function, you can use these functions independently control the use of your personal information.

Cuntubao will not collect the content data stored and Shared by you on the network disk, but only provide storage space for the content data. The personal information referred to in this privacy policy does not include the content data when you use the network disk to store or share the service.

This privacy policy is applicable to your access to and use of our products and services through the webpages, mobile terminals, SDK, application programming interfaces (apis), applets and other means used by third-party websites and applications.

Please be sure to read this privacy policy carefully and make sure you fully understand and agree before using the service.

This privacy policy will help you understand the following:

1. How do we collect and use your personal information

2. How do we use cookies and similar technologies

3. How can we share, transfer and publicly disclose your personal information

4. How do we preserve and protect your personal information

5. Your rights

6. Revision of privacy policy

7.How to contact us

I. how do we collect and use your personal information

Personal information means information recorded electronically or otherwise that can identify you individually or in combination with other information or that reflects your activities. We only collect the information necessary to realize the function of the product according to the principle of legality, righteousness and necessity.

(Ⅰ) personal information directly provided by you and automatically collected by us

1. Cuntubao service functions

The core function of Cuntubao is to realize the necessary functions of cloud storage and sharing, including file upload, management, download and sharing.

2. Save the personal information that needs to be collected and used for various functions of Cuntubao

(1) register, log in and save personal information related to Cuntubao and related services

1) account registration information

You use Cuntubao for file storage and sharing. You need to register and log in your Cuntubao account. When registering a Cuntubao account, you must at least provide us with your mobile phone number. You can also provide avatar, account name, create account password, in order to enrich your account information, protect your account security, convenient for you to retrieve the account.

2) login information of third-party account

You can use third-party accounts (such as WeChat, weibo, QQ) to log in Cuntubao. At this time, you will authorize Cuntubao to read the public information (nickname, avatar, etc.) registered with the third party account. The third party platform's handling of your personal information will be subject to that third party's privacy policy.

3) contact information for participating in operation activities

Cuntubao from time to time for new services and functions of operating activities, if you take part in relevant operations, we will be collected through interface of operations including but not limited to, your identity information, contact information, transaction account information (specific to the needs of the operations), in order to contact you, grant running rewards to you. The foregoing information is not required if you do not participate in the relevant operational activities.

(2) personal information related to various business

functions of Cuntubao

Device and log information

Like most Internet services, our servers automatically record the requests you make when accessing Cuntubao, such as the search keywords you enter, the playing time when you use Cuntubao video playback function, the file size, and the file type. Log the address of the link you Shared and the actions of others who opened/downloaded your Shared link. Your hardware information (equipment type, unique device identifier, international mobile equipment identity code IMEI MAC, advertising, network equipment hardware address identifier IDFA, equipment application installation list, etc.), version of the operating system, information network operators, you access the service date, time, duration, scene to collect personal information: DHCP message (may include: local IP address, etc.), wireless local area network (wlan) scanning live SSID list, list the user configuration of the wireless SSID, has links to the wireless network information (may include: MAC address, SSID, IP address, etc.), which is the basic information that must be collected to provide the service.

(Ⅱ) optimize Cuntubao services and develop new functions

Cuntubao will analyze the behavior data of user groups in order to optimize services and develop new functions for you.

(Ⅲ) provide you with security

For the improvement of affiliates, and your use of our partners to provide the security of products and services, we may use your information for authentication, customer service, security monitoring, fraud, credit analysis, etc., to prevent, find, investigating fraud, safety hazards, illegal or in violation of the agreement with us, policies or rules of behaviour, to protect you and our other users, or associated companies, partners and the public's legitimate rights and interests.

(Ⅳ) exceptions for obtaining prior authorization

Please note that the collection and use of personal information does not require your prior authorization in the following situations:

1. Those directly related to national security and national defense security;

2. Those directly related to public security, public health and major public interests;

3. Those directly related to criminal investigation, prosecution, trial and execution of judgment;

4. In order to protect your or other personal life, property and other major legitimate rights and interests, but it is difficult to get my consent;

5. The collected personal information is disclosed to the public by yourself;

6. Collecting personal information from legally disclosed information, such as legal news reports, government information disclosure and other channels;

7. Necessary to sign and perform the contract according to your requirements;

8. Those necessary to maintain the safe and stable operation of the provided products or services, such as the discovery and disposal of faults in the products or services;

9. Those necessary for legitimate news reporting;

10. When it is necessary to carry out statistics or academic research in the public interest, and the results of academic research or description are provided to the public, the personal information contained in the results is de-identified;

11. Other circumstances prescribed by laws and regulations.

Ⅱ. How do we use cookies and similar technologies

To make sure the site works properly, we store small data files called cookies on your computer or mobile device. Cookies typically contain identifiers, site names, and some Numbers and characters. The main functions of cookies are to facilitate your use of website products and services, as well as to help the website count the number of unique visitors. Using Cookie technology, we can provide you with more thoughtful personalized services, and allow you to set your specific service options.

Cookies are sent to your device when you use Cuntubao products and services. We allow cookies (or other anonymous identifiers) to be sent to Cuntubao servers when you interact with the services we provide to our partners, such as advertising and/or promotion services, and the service functions provided by Cuntubao that may be displayed on other websites. We will not use cookies for any purpose other than those stated in this privacy policy. You can manage or delete cookies according to your preferences. For more information, see AboutCookies.org. You can clear all cookies saved on your computer, and most web browsers have features to block cookies. However, if you do so, you will need to personally change the user Settings every time you visit our website, but you may not be able to log in or use the services or functions provided by Cuntubao that rely on cookies because of such modifications.

You can limit Cuntubao use of cookies by changing your browser Settings. Take baidu browser as an example. You can choose to clear your Cookie through "privacy Settings -- clear browsing data" in the "browser Settings" drop-down menu at the top right of baidu browser. For more details on how other browsers can change their browser Settings, please refer to the browser's help center or other relevant features page, such as:

https://support.google.com/chrome/search?q=cookie ;

http://help.opera.com/opera/Windows/2393/en/controlPages.html#manageCookies.

Ⅲ.How do we share, transfer and publicly disclose your personal information

(Ⅰ) sharing

We will not share or transfer your personal information to any third party except with your prior authorization and consent, except where a specific individual cannot be identified and cannot be recovered after processing.

1. Personal information that we may share with your authorized consent under the following circumstances:

(1) service platform or service provider. When you use the third party service, we will provide the necessary information to the third party with your authorization and consent. When you use the smart hardware device service, the smart hardware device authorized by you to log in will get your network disk file list, play address, file information, so as to display and play for you on the smart hardware device.

(2) advertising, consulting service providers/advertisers. Without your authorization, we will not share your personal information with advertising and consulting services. But we might be processed can't recognize who you are and the receiver cannot recover information, such as the anonymous handle user portrait, Shared with advertising or consulting service provider or advertisers, to help them on the premise of not identify you personally, increase the rate of effective touch of advertising, and analyze the usage of our products and services, etc.
2. We will investigate the data security environment of companies, organizations and individuals with whom we share personal information and enter into strict confidentiality agreements with them, requiring them to handle personal information in accordance with our instructions, this privacy policy and any other relevant confidentiality and security measures.

3. The information you share with others

In order to facilitate your file sharing, we provide you with file sharing function. You can choose your own sharing ability to share files according to your own demands.

(Ⅱ) assignment

We will not transfer your personal information to any company, organization or individual other than an affiliate, except:

1. Obtain your express authorization or consent in advance;

2. Meet the requirements of laws, regulations, legal procedures or mandatory government requirements or judicial rulings;

3. If we or our affiliates involved in merger, division or liquidation, assets or business to buy or sell transactions, such as your personal information as part of the deals likely and transferred, we will ensure the confidentiality of such information at the time of transfer, and as much as possible to ensure that new hold your personal information company, organization, continue to be bound by this privacy policy, otherwise we will ask the company, organization, to ask for a grant to you.

(Ⅲ) public disclosure

We will publicly disclose your personal information only if:

1. With your express consent;

2. Based on laws and regulations, legal procedures, litigation or mandatory requirements of competent government departments.

(Ⅳ) exceptions where prior authorization is required for the sharing, transfer or public disclosure of personal information

In the following cases, the sharing, transfer and public disclosure of personal information does not require the prior authorization of the subject of personal information:

1. Those directly related to national security and national defense security

2. Those directly related to public security, public health and major public interests;

3. Those directly related to criminal investigation, prosecution, trial and execution of judgment;

4. For the purpose of safeguarding the major legitimate rights and interests of the subject of personal information or other individuals, such as life and property, but it is difficult to obtain the consent of the person;

5. Personal information disclosed to the public by the subject of personal information;

6. To collect personal information from legally disclosed information, such as legal news reports, government information disclosure and other channels.

Ⅳ.How do we preserve and protect your personal information

(ⅰ) shelf life

We will keep your personal information for you while you are using our products and services.

If you cancel your account or take the initiative to delete the above information, we will be in accordance with the network security law and other laws and regulations to save your information. After you cancel your account or voluntarily delete the above information, we will not use your personal information commercially, but we may use your personal information anonymously.

(ⅱ) preserve the area

Your personal information is stored in the People's Republic of China. If we need to transfer your personal information to foreign countries, we will strictly comply with laws and regulations, and ensure the security of your personal information.

(ⅲ) safety measures

1. We will collect, use, store and transmit user information in accordance with the industry's mature security standards and specifications, and inform you of the purpose and scope of use of relevant information through user agreement and privacy policy.

2. We attach great importance to information security. We have set up a dedicated team to develop and apply a variety of security technologies and procedures. We will conduct security background checks on security management leaders and personnel in key security positions. We have established a sound information security management system and internal security incident handling mechanism. We take appropriate industry-standard security and technical measures to store and protect your personal information from loss, unauthorized access, public disclosure, use, modification, damage, loss or disclosure. We will take all reasonably practicable steps to protect your personal information. We use encryption to ensure the confidentiality of the data; We use trusted protection mechanisms to protect our data from malicious attacks.

3. We will cultivate employees' awareness of data security, train and assess their security ability, and strengthen their understanding of the importance of protecting personal information. We will carry out identity authentication and authority control for employees who handle personal information. We will also sign a confidentiality agreement with employees who have access to your personal information. We will specify the responsibilities and code of conduct of the position to ensure that only authorized personnel can access personal information.

4. We remind you that, the Internet is not absolutely safe environment, when you interact with other users through social software information, not sure whether the third party software to transfer information encryption completely, please pay attention to ensure the safety of your personal information, we recommend that you do not send personal information in such a way, so as to avoid personal information leakage. Please use complex passwords to help us secure your account and personal information.

5. We also ask you to understand that in the Internet industry, due to the technical limitations and rapid development as well as the possible existence of a variety of malicious attack means, even if we try our best to strengthen security measures, it is impossible to always guarantee the 100% security of information. Please be advised that the systems and communications networks you use to use our products and/or services may cause security problems in other areas beyond our control.

6. According to our security management system, the leakage, damage or loss of personal information is listed as the most serious security incident. Once it happens, the company will launch the highest level emergency plan, which will be handled by the joint emergency response team formed by [department of security, department of government relations, department of legal affairs] and other departments.

Ⅴ. Your rights

In accordance with the relevant laws, regulations and standards of China, as well as the prevailing practices of other countries and regions, we guarantee that you can exercise the following rights to your personal information:

(ⅰ) access to smart device binding and display information

At any time, you can access the information of the intelligent hardware device bound to your tutubao account and manage the files displayed therein (add, delete, change and check). You can also unbind on smart hardware devices.

(ⅱ) change the scope of your authorization

You may give or withdraw your authorization at any time.

When you withdraw your consent or authorization, we cannot continue to provide you with the services corresponding to the withdrawal of consent or authorization, and will no longer process your personal information. However, your decision to withdraw your consent or authorization will not affect the processing of personal information previously conducted on the basis of your consent or authorization.

(iii) delete your personal information

In the following cases, you can request us to delete your personal information. You can contact us at any time through the mobile terminal: [my] >> [contact customer service] :

1. If we collect, use, share or transfer your personal information in violation of laws, regulations or agreements with you;

2. If we disclose your personal information publicly in violation of laws and regulations or our agreement with you, you have the right to demand that we immediately cease the act of public disclosure and issue a notice requiring the relevant recipient to delete the relevant information.

(ⅳ)Cancel your account

1. You may cancel the previously registered account at any time.

Path: you can click [my] >> [contact customer service] on the mobile terminal of Cuntubao to cancel your account at any time.

Once you cancel your Cuntubao account, you will not be able to use Cuntubao products and services that you need to log in to use, so please be careful.

2. When you authorize to log in and save Cuntubao through third-party accounts (such as WeChat, weibo, QQ, etc.), you need to apply for the account cancellation from the third party.

(ⅴ) to be informed in advance of the right to stop the operation of the products and services

and if due to special causes Cuntubao was forced to stop operations, products and services we will in the main page of product or service or stand inside letter or send you can touch your way inform you, and will stop the collection of your personal information, at the same time will be in accordance with the law to delete your personal information held by or anonymous treatment etc.

In the following circumstances, we will not be able to respond to your request for correction, deletion or cancellation of information as required by laws and regulations:

1. Those directly related to national security and national defense security;

2. Those directly related to public security, public health and major public interests;

3. Those directly related to criminal investigation, prosecution, trial and execution of judgment;

4. We have sufficient evidence to show that you have subjective malice or abuse of rights (such as your request will endanger public safety and other people's legitimate rights and interests, or your request is beyond the scope covered by general technical means and commercial costs);

5. Responding to the request of the subject of personal information will cause serious damage to the legitimate rights and interests of you or other individuals or organizations;

6. Involving trade secrets.

Ⅵ. Revision of privacy policy

Our privacy policy is subject to change.

We do not abate your rights under this privacy policy without your express consent. Any changes to this privacy policy will be posted on this page.

For major changes, we will notify you on the main exposure page of the product or service or by post or by sending you a way to reach you. If you do not agree to such changes, you may discontinue using Cuntubao products and services. If you continue to use our products and/or services, you agree to be bound by this revised privacy policy.

Ⅶ.How to contact us

You can contact us at any time by clicking [my] >> [contact customer service] on the mobile terminal.