At 'Math Master', Inc. (“we,” “our,” “us” or “the Company”) we are committed to being transparent with our data and privacy processes and to safeguarding the on-line and information privacy of the users of our websites and applications. This privacy policy describes the information collected by us through our apps and websites and how the information is used and/or disclosed. We believe that providing this information empowers you to feel secure about the website and app choices you make.

Our websites provide information to parents, educators, schools, educational settings and other interested community members about our company and products-- play-based learning applications to empower all children to be independent learners. The website is not for the use of children under the age of 16. We do not knowingly collect any personal information (as defined below) from children under age 16. Our websites and learning applications together are referred to as “Services” in this Policy.

○ This policy will take effect on April 4, 2019.

1. NO THIRD-PARTY ADVERTISING

'1proMath - arithmetic workbook(Add, Sub, Multiple)' apps are designed to help children experience success in their learning. They do not have third-party advertisements so that young learners stay focused on their learning experience. Any in-app upgrades or purchases, links to our apps in the App Store, links toour websites or social media pages can only be accessed through a parental gate. These apps do not enable children to make their personal information publicly available.

2. NO SALE OF DATA

We do not sell or rent any personally identifiable data to any third parties. We share data only as necessary with service providers who perform functions and services for us and who maintain the same level of data protection standards as this Privacy Policy.

3. WHAT INFORMATION WE COLLECT AND HOW WE PROCESS IT

1st. Items of personal information to be collected i. Required -Name (nickname), age -(Student Member) Grade ii. Optional item - Phone number iii. Automatic collection items -Device identification number, access log, connection IP, cookie, service use record, payment record, bad use record

2nd. How to collect personal information -Membership registration, member information modification, telephone or fax, service use

4. Matters concerning the installation, operation and rejection of automatic personal information collection devices

'1proMath - arithmetic workbook(Add, Sub, Multiple)' uses'cookies' to provide customized services specialized to users. Cookies are small text files that the server used to operate the website sends to the user's browser and are sometimes stored on the user's computer hard disk. '1proMath - arithmetic workbook(Add, Sub, Multiple)' uses cookies for targeted marketing by analyzing access frequency and visit time, identifying users' tastes and interests, tracking traces, and identifying information on participation in various events and number of visits. The user has the option of installing cookies, and the user can accept cookies or refuse to store all cookies by setting options in the web browser. However, if you refuse to save, you may have difficulty using services that require login. How to reject cookie settings Example: To reject cookie settings, you can allow all cookies, check each time you save cookies, or refuse to save all cookies by selecting the option of the web browser you are using. Example of setting method (for mobile): Web browser> Menu> Settings> Privacy and security> Uncheck Allow Cookies

5. Change of personal information handling policy

'1proMath - arithmetic workbook(Add, Sub, Multiple)' can change the privacy policy for the purpose of reflecting changes in laws or services. In this case, the changes will be posted, and the changed privacy policy will take effect 7 days after the date of posting.

6. Measures to ensure the safety of personal information 'Math Master' ('1proMath - arithmetic workbook(Add, Sub, Multiple)') takes technical, administrative and physical measures necessary to ensure safety as follows in accordance with Article 29 of the Personal Information Protection Act.

Conduct regular self-audit We conduct our own audits on a regular basis (quarterly) to ensure the safety of handling personal information. ii. Minimization and training of personnel handling personal information We are implementing measures to manage personal information by designating employees who handle personal information and minimizing them by limiting them to the person in charge. iii. Establishment and implementation of internal management plan We have established and implemented an internal management plan for safe handling of personal information. iv. Restricted access to personal information Necessary measures are taken to control access to personal information by granting, changing, and canceling access rights to the database system that processes personal information, and unauthorized access from outside is controlled using an intrusion prevention system.

7. Member's rights, inquiry method

Members can view or modify personal information at any time, withdraw their consent to collection and use, or request termination of subscription. Specifically, if you change it through the profile setting function in the service or contact the person in charge of personal information management by phone or e-mail through the customer center, we will process it without delay and notify the result. In addition, even after withdrawal, you can receive confirmation of destruction of personal information through the customer center. For inquiries, complaints and other matters related to personal information protection, you can contact the person in charge of personal information protection in 1pro.

8. Personal information protection officer and contact information

Members can report any complaints related to personal information protection that occur while using the company's services to the person in charge of personal information protection or the department in charge. The company will provide prompt and sufficient answers to the member's report.

Personal Information
Protection Officer: Jeongmyung Choi
Position: Chief Technology Officer
Phone: 070-4618-1616 Email: 3bekorea@naver.com