This policy will help you understand the following content that may be involved in the use of the XE Calculator App:

• 1、How your personal information is collected and used
• 2、How cookies and similar technologies are used
• 3、How to share, transfer, and publicly disclose your personal information
• 4、How to protect your personal information
• 5、Your rights
• 6、Applicable Law and Dispute Resolution
• 7、How this policy is updated
• 8、How to contact us

The XE Calculator App is fully aware of the importance of personal information to you, and will do its best to protect the safety and reliability of your personal information. We are committed to maintaining your trust in us and abide by the following principles to protect your personal information: the principle of consistency of rights and responsibilities, the principle of clear purpose, the principle of choice and consent, the principle of least sufficiency, the principle of ensuring security, the principle of subject participation, and the principle of openness and transparency. At the same time, XE Calculator App promises that we will take corresponding security protection measures to protect your personal information according to the mature security standards in the industry.

Please read and understand this Privacy Policy carefully before using our products (or services).

一、How we collect and use your personal information

Personal information refers to all kinds of information recorded electronically or in other ways that can identify the identity of a specific natural person or reflect the activities of a specific natural person alone or in combination with other information.

XE Calculator App will only collect and use your personal information for the following purposes described in this policy:

When this product can be used without registration, when you make a network data request (such as downloading materials or connecting to iCloud to download), we may need to collect your unique device identification code, device model, and local language to determine the use of the device.

Other business functions

• 1、In order to troubleshoot product failures and ensure account security, we may collect your device model, operating system, unique device identification code, IP address, network access method, type and status, software usage records, click records, operation log information, language time zone.
• 2、In order to provide you with customized product content, recommend product updates and functions, and send push messages, we may collect the following information: device model, operating system, unique device identification code, IP address, network access method, type and status, software Usage history, click history, language and time zone. This information will be used to build user profiles but will not be associated and used to identify a specific user. You can continue to use other functions of the XE Calculator App.
• 3、When you give feedback, inquiries or complaints to the XE Calculator App, in order to facilitate contact with you or help you solve problems, we may require you to provide your name, email address and other valid contact information. If you refuse to provide the above information, it will affect the timely handling of questions and feedback.
• 4、The XE Calculator App may be connected to other third-party APPs. The XE Calculator App will only provide advertising cooperation or access jump services. Please be sure to read the third-party "User Agreement" and "Privacy Policy" carefully before use. , and then use it after confirmation. The XE Calculator App will not contact and save the personal information collected when you use the third-party APP.

二、How we use cookies and similar technologies

（一）Cookie

To ensure the proper functioning of the website, we store small data files called cookies on your computer or mobile device. Cookies usually contain identifiers, site names, and some numbers and characters. With the help of cookies, websites can store data about your preferences. We will not use cookies for any purpose other than those described in this policy. You can manage or delete cookies according to your preferences. See AboutCookies.org for details. You can clear all cookies saved on your computer. Most web browsers have the function of blocking cookies. You can clear all cookies saved on your computer through your browser settings.

（二）Web beacons and pixel tags

In addition to cookies, we also use other similar technologies such as web beacons and pixel tags on our website. For example, an email we send you may contain a click URL linking to the content of our website. If you click on the link, we will track the click to help us understand your product or service preferences and improve customer service. A web beacon is usually a transparent image embedded in a website or email. With the help of pixel tags in emails, we can tell if an email has been opened. If you do not want your activity to be tracked in this way, you can unsubscribe from our mailing list at any time.

三、How we share, transfer, and publicly disclose your personal information

（一）Shared

We will not share your personal information with any companies, organizations and individuals, with the following exceptions:

• 1、Sharing with express consent: We share your personal information with other parties with your express consent.
• 2、We may share your personal information externally in accordance with the provisions of laws and regulations, the need for litigation and dispute resolution, or the mandatory requirements of government authorities or judicial authorities in accordance with the law.
• 3、To the extent required or permitted by law, it is necessary to protect the interests, property or safety of the company, its affiliates or partners, you or other users of the "XE Calculator App" or the public, property or safety.

Currently, our authorized partners include the following three types:

• 1）Technical support partner. In order to complete the corresponding functions, we will access third-party SDKs to obtain technical support, such as helping us to understand the distribution of product users and data analysis, and we may provide the following personal information to such partners. The XE Calculator App may choose to use some of the partners or change partners at different times, so the partners in the list may be adjusted.

Third-party SDK name	Use scenario description	Types of personal information shared	Privacy Policy
UMeng Analytics	Used for user equipment IMEI registration, startup, and opening records	Device Information (IMEI/Mac/Android ID/IDFA/OPENUDID/GUID/SIM Card IMSI/Geolocation)	Umeng Privacy Policy

（二）Transfer

We will not transfer your personal information to any companies, organizations and individuals, except in the following cases:

• 1、Transfer with express consent: We will transfer your personal information to other parties with your express consent;
• 2、In the case of merger, acquisition or bankruptcy liquidation, if it involves the transfer of personal information, we will require new companies and organizations that hold your personal information to continue to be bound by this Privacy Policy, otherwise we will require the company and organization to re-register You seek authorized consent.

（三）Public disclosure

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

• 1、With your express consent;
• 2、Legal-Based Disclosures: We may publicly disclose your personal information when required by law, legal process, litigation or government authorities.

（四）Exception

According to relevant laws and regulations, in the following circumstances, we may collect, share, transfer or publicly disclose your personal information without your authorization and consent.

• 1、Directly related to national interests such as national security and national defense security;
• 2、Directly related to major public interests such as public safety, public health, and public awareness;
• 3、Directly related to criminal investigation, prosecution, trial and execution of judgments;
• 4、In order to protect your or other personal life, property, reputation and other major legitimate rights and interests, but it is difficult to obtain my consent;
• 5、Necessary to enter into and perform a contract at your request;
• 6、Necessary to maintain the safe and stable operation of the products or services provided, such as discovering and disposing of faults in the products or services;
• 7、When it is necessary to carry out statistical or academic research in the public interest, and when it provides the results of academic research or description to the outside world, the personal information contained in the results is de-identified;
• 8、Personal information collected from legally publicly disclosed information, such as legal news reports, government information disclosure and other channels;
• 9、Other circumstances stipulated by laws and regulations.

四、How we protect your personal information

• （一）We have used industry-standard security safeguards to protect the personal information you provide against unauthorized access, public disclosure, use, modification, damage or loss. We will take all reasonably practicable steps to protect your personal information. For example, when data (such as credit card information) is exchanged between your browser and the "Service", it is protected by SSL encryption; we provide HTTPS secure access to the supporting web services provided by the product; we will use trusted protection mechanisms to prevent data Be maliciously attacked; we will deploy access control mechanisms to ensure that only authorized personnel can access personal information; and we will conduct security and privacy protection training courses to enhance employees' awareness of the importance of protecting personal information.
• （二）We will take all reasonably practicable steps to ensure that irrelevant personal information is not collected. We promise to keep your personal information stored for as long as is required by law or reasonably necessary to achieve product functions and services. For personal information beyond the period, we will immediately delete or anonymize it.
• （三）The Internet is not an absolutely secure environment, and emails, instant messaging, and communications with other XE Calculator App users are not encrypted, and we strongly recommend that you do not send personal information through such means. Please use a complex password to help us keep your account secure.
• （四）The internet environment is not 100% secure and we will do our best to ensure or guarantee the security of any information you send us.
• （五）In the event of an unfortunate personal information security incident, we will promptly inform you in accordance with the requirements of laws and regulations: the basic situation and possible impact of the security incident, the disposal measures we have taken or will take, and the measures you can take to prevent and reduce risks on your own. Recommendations, remedies for you, etc. We will promptly notify you of the relevant information of the event by email, telephone, push notification, etc. When it is difficult to inform the subject of personal information one by one, we will publish an announcement in a reasonable and effective way. At the same time, we will also proactively report the handling of personal information security incidents in accordance with the requirements of regulatory authorities.

五、Your rights

In accordance with relevant Chinese laws, regulations, standards, and common practices in other countries and regions, we guarantee that you exercise the following rights over your personal information:

（一）Delete your personal information

1、In the following cases, you may request us to delete personal information through the contact information in Article 8 of this policy:

• （1）If our processing of personal information violates laws and regulations;
• （2）If we collect and use your personal information without your consent;
• （3）If our processing of personal information violates our agreement with you;
• （4）if you no longer use our products or services;
• （5）If we no longer provide you with products or services.

2、If we decide to respond to your deletion request, we will also notify the entities that have obtained your personal information from us and require them to delete it in a timely manner, unless otherwise required by laws and regulations, or these entities obtain your independent authorization. When you delete information from our services, we may not delete the corresponding information from the immediate backup system, but will delete the information when the backup is updated.

（二）Withdraw your authorization

If you wish to revoke your authorization, you may contact us through the contact details in this policy. We will process your request within a reasonable time after receiving your email or registered post.

However, please understand and agree that when you withdraw certain authorizations, the related product functions will be unavailable, and we cannot continue to provide you with specific functions and/or services corresponding to the withdrawal of consent or authorization, and you withdraw the authorization. The decision will not affect the previous processing of personal information based on your authorization.

（三）In response to your above request

• 1、For security, you may be required to provide a written request or otherwise prove your identity. We may ask you to verify your identity before processing your request. We will respond within thirty days.
• 2、For your reasonable requests, we do not charge fees in principle, but for repeated requests that exceed reasonable limits, we will charge a certain cost as appropriate. For those that are unnecessarily repetitive, require excessive technical means (eg, need to develop new systems or fundamentally change existing practices), pose risks to the legitimate rights and interests of others, or are highly impractical (eg, involve backing up information stored on tapes). requests, we may refuse them.
• 3、In the following cases, we will not be able to respond to your request in accordance with the requirements of laws and regulations:
• （1）Those directly related to national security and national defense security;
• （2）Directly related to public safety, public health, and major public interests;
• （3）Directly related to criminal investigation, prosecution, trial and execution of judgments;
• （4）There is sufficient evidence to show that you have subjective malice or abuse of rights;
• （5）Responding to your request will cause serious damage to the legitimate rights and interests of you or other individuals or organizations.
• （6）Involving trade secrets.

六、Applicable Law and Dispute Resolution

• （一）[Applicable law] The implementation, interpretation and disputes of this Privacy Policy are governed by the laws of the People's Republic of China (excluding Hong Kong, Macau and Taiwan), without regard to any conflict of laws.
• （二）[Dispute Resolution] Any dispute between you and the company regarding the content of this Privacy Policy or its implementation shall be resolved through friendly negotiation. If the two parties cannot resolve the dispute through negotiation, both parties agree that the dispute should be submitted to the court with jurisdiction in the company's domicile for settlement.

七、How this policy is updated

• （一）Our Privacy Policy and User Agreement may be changed or revised. We will not reduce your rights under this Privacy Policy without your express consent. We will post any changes to this policy on this page. For major changes, we will notify you by email, phone call and push.
• （二）Material changes referred to in this policy include, but are not limited to:
• 1、The purpose of processing personal information, the type of personal information processed, the way personal information is used, etc.;
• 2、There has been a major change in our service model.
• 3、The main objects of public disclosure of personal information have changed.
• （三）[Revision of Privacy Policy] Amendments we may make to this Privacy Policy form part of this Privacy Policy and are retroactive. By continuing to use our products and/or services, you agree to be bound by this revised Privacy Policy.

八、How to contact us

If you have any questions, comments or suggestions about this Privacy Policy, you can contact us by the following ways:
Please send email: xe_calc_official@qq.com
Official QQ group: 92477003