Build One Construction (hereinafter referred to as 'Company') values your personal information and complies with the Act on Promotion of Information and Communication Network Utilization and Information Protection.

The Company informs you of the purpose and method of use of the personal information you provide through the Privacy Policy and the measures taken to protect your personal information.

The Company will notify you through the notice board (or individual notice) when the Privacy Policy is modified.

This policy will be effective from February 24, 2026.

1. The information collected

The Company collects the following personal information for consultation and other purposes.

Online Inquiry
- Collected items : Name, Contact, Email, Inquiry Content, etc.

2. The purpose of collecting and using personal information

The Company uses the collected personal information for the following purposes.
Contract fulfillment and inquiry/answer related to service provision

3. The period of retention and use of personal information

The Company will delete the collected personal information immediately after the purpose of collection and use is achieved. However, if there is a need to retain the information according to the regulations of the relevant laws, the Company will retain the member information for a certain period of time as below.

Retention items and basis for payment records

• - The period of retention of records related to contracts or inquiries for cancellation : 3 years
• - The period of retention of records related to contracts or inquiries for cancellation : 5 years (Electronic Consumer Protection Act)
• - The period of retention of records related to the supply of goods and services : 5 years (Electronic Consumer Protection Act)
• - The period of retention of records related to complaints or dispute resolution : 3 years (Electronic Consumer Protection Act)

4. Procedure and Method of Destroying Personal Information

In principle, the Company destroys thepersonal information of its users immediately after the purpose of its collection and use has been achieved, without delay. The procedure and method of destruction are as follows:

The procedure of Destruction
The information entered by the members in the process of registering to become a member will be moved to a separate database (or in the case of paper documents, to a separate file box) after the purpose of collecting this information has been achieved, stored for certain period in accordance with the Company’s internal policy and reasons for information protection as provided by other applicable laws and regulations (refer to the section regarding the period of retention and use), and thereafter destroyed.
The personal information moved to a separate database will not be used for other purposes than the purpose of retention, unless otherwise stated in the laws.

The Method of Destruction
Any personal information stored in an electronic file will be deleted using a technological method that renders it impossible for the information to be regenerated.

5. Provision of Personal Information

In principle, the Company does not provide external parties with the personal information of users, except for the following cases:
Cases where the users have given prior consent, in compliance withrelevant laws, or cases where the information is requested by investigation agencies in compliance with the procedure and method as provided in the laws and regulations for the purpose of investigation.

6. Consignment of Collected Personal Information

In order to perform its services, the Company consigns the management of collected personal information to an external professional company, listed below:

• - Consignee: 3ANYINC & WEBSITE
• - Description of consigned duties: Management of the website and system (hosting/maintenance)

7. Rights of Users and Their Legal Representative and Method of Exercising TheseRights

Users may request to view or amend their registered personal information at any time and also may request the cancellation of their subscription
Users can click “change personal information” (or “correct member information”) to request to view or amend one’s personal information and can also click “membership withdrawal” to request cancellation (or withdrawal of their consent). After clicking, the users shall complete an identification process and thereafter have direct access to view or correct their information or complete their withdrawal.
Alternatively, users can contact the person responsible for managing personal information via letter, telephone call or email, and the Company will take measures to respond to their request without delay.
In cases where the user requests a correction to any mistake in the user’s personal information, the Company will not use or provide such information before the requested correction has been completed.
In addition, if the Company has already provided a 3rd party with incorrect personal information, the Company will inform such 3rd party of the result of correction without delay to ensure that the correction can be made.
The Company shall process any personal information which has been cancelled or deleted upon the request of users as stated in the section on the “Period of the Retention and Use of Personal Information Collected by the Company” and shall ensure that such information cannot be accessed or used for any other purpose.
In the case of minors under the age of 14, his or her legal representative has a right to request to view or correct to the personal information of such a minor and the right to withdraw the collection and consent.

8. Matters Pertaining to the Installation and Operation of Devices for the Automatic Collection of Personal Information and the Refusal Thereof

The Company operates “cookies” which frequently store or find users’ information. Cookies are very small text files sent to the user’s browserby the server which is utilized for the operation of a website,and are stored in the hard disk of the user’s computer.

The Company uses cookies for the following purposes:

Purposes of Use
Target marketing and provision of customized services by the analysis of access frequency or visit hours of members and non-members; identification of users’ preferences and areas of interest and detection of traces; and tracking the user’s level of participation and visit count.
The user has a right to opt out of cookie installation. Accordingly, by selecting appropriate the setting option in the user’s web browser, the user may allow all cookies or require confirmation whenever cookies are stored or reject the storage of all cookies.

Method of Selecting CookieSettings
Example (for Internet Explorer): Select “tool” at the top of web browser > Internet option >Personal information. Note that if the user chooses to reject the installation ofcookies, there may be a difficulty in providing services.

9. The complaint service for personal information

The Company has designated the following departments and personal information management responsible persons to protect the personal information of customers and to handle complaints related to personal information.

In cases where there is a need to report or consult about other personal information infringements, you can contact the following institutions.

• - Personal Information Infringement Reporting Center (privacy.kisa.or.kr / 118)
• - Cyber Investigation Division of the Supreme Prosecutors' Office (www.spo.go.kr / 1301)
• - Cyber Investigation Division of the Police Agency (police.go.kr / 182)