Sonicson Co., Ltd. (hereinafter referred to as the "Company") values the personal information of its customers and complies with the Act on Promotion of Information and Communications Network Utilization and Information Protection.

Through this Privacy Policy, the Company informs you of how the personal information you provide is used, for what purposes, and what measures are taken to protect your personal information.

If the Company revises this Privacy Policy, it will notify users through website announcements (or individual notices).

This policy is effective from May 14, 2026.

1. Personal Information Items Collected

The Company collects the following personal information for consultation and related services.

CONTACT
- Collected items: Name, contact number, email, message content, etc.

2. Purpose of Collection and Use of Personal Information

The Company uses the collected personal information for the following purposes.
Performance of contracts related to service provision and handling inquiries/responses related to service provision

3. Retention and Use Period of Personal Information

In principle, once the purpose of collecting and using personal information has been achieved, the relevant information is destroyed without delay. However, if retention is required under applicable laws and regulations, the Company retains member information for the period specified by relevant laws as follows.

Retained Items and Legal Basis for Retention

• - Records related to contracts or withdrawal of subscription: 3 years
• - Records related to contracts or withdrawal of subscription: 5 years (Act on Consumer Protection in Electronic Commerce, etc.)
• - Records on payment and supply of goods, etc.: 5 years (Act on Consumer Protection in Electronic Commerce, etc.)
• - Records on consumer complaints or dispute resolution: 3 years (Act on Consumer Protection in Electronic Commerce, etc.)

4. Procedure and Method of Destruction of Personal Information

In principle, the Company destroys personal information without delay once the purpose of collection and use has been achieved. The procedure and method of destruction are as follows.

Destruction Procedure
Information entered by users for membership registration, etc. is transferred to a separate database (or stored in a separate filing cabinet in the case of paper documents) after the purpose has been achieved, and is stored for a certain period in accordance with internal policies and other relevant laws for information protection (see Retention and Use Period) before being destroyed.
Personal information transferred to a separate database is not used for any purpose other than retention unless required by law.

Destruction Method
Personal information stored in electronic file format is deleted using technical methods that prevent the records from being restored.

5. Provision of Personal Information

In principle, the Company does not provide users' personal information to external parties. However, exceptions are made in the following cases.
When users have given prior consent, when required by laws and regulations, or when requested by investigative agencies in accordance with procedures and methods prescribed by law for investigative purposes

6. Hosting and Maintenance

For service operation, the Company entrusts the following tasks to external professional service providers.

• - Entrusted party: 3Aniai&C Co., Ltd.
• - Entrusted tasks: Website and system management (hosting / maintenance)

7. Rights of Users and Legal Representatives and How to Exercise Them

Users may view or modify their registered personal information at any time and may also request account cancellation.
To view or modify personal information, users may use the "Change Personal Information" (or "Edit Member Information," etc.) menu. To cancel membership (withdraw consent), users may click "Withdraw Membership," complete identity verification, and then directly view, correct, or withdraw their information.
Alternatively, users may contact the Personal Information Protection Officer in writing, by phone, or by email, and the Company will take action without delay.
If a user requests correction of errors in personal information, the Company will not use or provide the relevant personal information until the correction is completed.
If incorrect personal information has already been provided to a third party, the Company will notify the third party of the correction result without delay so that the correction can be made.
Personal information that is cancelled or deleted at the request of a user is processed in accordance with the "Retention and Use Period of Personal Information Collected by the Company," and access or use for any other purpose is restricted.
In the case of children under the age of 14, their legal representatives have the right to view or modify the child's personal information and to withdraw consent for collection and use.

8. Installation, Operation, and Refusal of Automatic Personal Information Collection Devices

The Company uses "cookies" and similar devices that store and retrieve user information from time to time. A cookie is a very small text file sent by the server operating the website to the user's browser and stored on the user's computer hard disk.

The Company uses cookies for the following purposes.

Purpose of Using Cookies
Analysis of member and non-member visit frequency and visit duration, identification of user preferences and interests, tracking of browsing patterns, measurement of participation in various events and number of visits, targeted marketing, and provision of personalized services. Users have the right to choose whether to install cookies.
Therefore, users may allow all cookies by setting options in their web browser, confirm each time a cookie is saved, or refuse to save all cookies.

How to Refuse Cookie Settings
To refuse cookie settings, users may choose browser options to allow all cookies, confirm each time a cookie is saved, or refuse to save all cookies.

How to Set
Example (Internet Explorer): Tools at the top of the web browser > Internet Options > Privacy
However, if you refuse to install cookies, there may be difficulties in providing services.

9. Customer Service for Personal Information Inquiries

The Company designates the relevant department and Personal Information Protection Officer below to protect customers' personal information and handle complaints related to personal information.

For reports or consultations regarding other personal information infringements, you may contact the following organizations.

• - Personal Information Infringement Report Center (privacy.kisa.or.kr / 118 without area code)
• - Cyber Investigation Division, Supreme Prosecutors' Office (www.spo.go.kr / 1301 without area code)
• - Cyber Bureau, National Police Agency (police.go.kr / 182 without area code)