1. This website places great importance on protecting your personal information and complies with the personal information protection regulations under the Act on Promotion of Information and Communications Network Utilization and Information Protection as well as the Personal Information Protection Guidelines established by the Ministry of Information and Communication.
2. Through this privacy policy, we inform you of the purposes and methods by which the personal information you provide is used, and the measures we take to protect your personal information.
3. This website makes the privacy policy available at the bottom of the website so that you can easily access it at any time.
4. If any changes are made to this privacy policy, they will be announced through website notices (or individual notifications).

This website provides procedures that allow you to click the "Agree" or "Disagree" buttons regarding the contents of the privacy policy or terms of service. By clicking the "Agree" button, you are deemed to have consented to the collection of personal information.

1. This website collects personal information for the following purposes:
1. Establishment of a service contract: To verify identity and confirm user intent.
2. Service fulfillment: For product delivery and payment processing.
3. Membership management: To confirm identity for membership services, identify individuals, verify age, handle complaints, and resolve user issues.
4. Provision of information: To notify users about new services, products, or events.
2. However, sensitive personal information that may infringe upon users' basic rights, such as race, ethnicity, ideology, beliefs, place of origin, criminal records, health status, or sexual orientation, will not be collected.

This website collects the following personal information for purposes such as membership registration, consultation, and service requests:

1. Collected Items: Name, date of birth, gender, login ID, password, home telephone number, home address, mobile phone number, email, resident registration number, access logs, IP connection information, and payment records.
2. Collection Method: Through the website (membership registration).

This website uses "cookies" to store and retrieve user information. Cookies are small pieces of data sent by the website to your computer browser (e.g., Netscape, Internet Explorer). When you access the website, the website’s server reads the cookie stored in your browser and retrieves additional information on your computer, enabling services without requiring you to input further information, such as your name.

Cookies identify your computer but do not personally identify you. You also have the option to manage cookies. By adjusting your web browser settings, you can choose to accept all cookies, be notified when cookies are installed, or refuse all cookies.

1. Purpose of Using Cookies: Cookies are used to analyze user access frequency, visit times, preferences, and interests, as well as to track user activity. This information is used to provide targeted marketing, participation analysis for events, and personalized services.
2. How to Refuse Cookies: To refuse cookie installation, adjust your web browser options. You can allow all cookies, require confirmation each time cookies are stored, or refuse all cookies.
3. Example Settings: For Internet Explorer → Go to the top menu of the web browser: Tools > Internet Options > Privacy
4. However, refusing cookies may cause difficulties in using some services provided by this website.

1. This website uses your personal information strictly within the scope of the purposes outlined in the "Purpose of Collecting and Using Personal Information" section. It does not use your personal information beyond this scope, nor does it provide your information to others, third parties, companies, or institutions.
2. However, to provide better services, your personal information may be shared with or provided to partner companies. If such provision or sharing occurs, you will be individually notified in advance via email or written communication. The notice will include the identity of the partner company, the items of personal information to be shared, the reason for sharing, the duration of the information's use, and details about how it will be protected and managed. Your consent will be obtained through this process, and if you do not agree, your information will not be shared with or provided to the partner company.
3. Additionally, while the website generally does not provide users' personal information to external parties, exceptions are made in the following cases:
1. 1. When users have provided prior consent.
2. 2. When required by law or in response to a lawful request from investigative agencies, in accordance with the procedures and methods set forth by law.

1. You may access or correct your registered personal information at any time. To view or correct your personal information, click on "Edit Member Information" to access or modify it directly. Alternatively, you may contact the Personal Information Manager via email, and appropriate action will be taken.
2. If you request corrections to errors in your personal information, the website will not use that information until the corrections are completed.

1. You may withdraw your consent to the collection, use, or provision of your personal information at any time, including consent given during membership registration. To withdraw consent, click on "Member Withdrawal (Consent Withdrawal)" under "My Page" or contact the Personal Information Manager via email. Upon your request, we will promptly take necessary measures such as deleting your personal information.
2. This website ensures that the withdrawal of consent (member withdrawal) can be carried out through the same methods and procedures as used for collecting personal information.

1. In principle, personal information is destroyed without delay once the purpose of its collection and use has been achieved.
1. Retained Information: Membership registration details (login ID, name, nickname)
2. Reason for Retention: To prevent other users from re-registering and using the same ID after withdrawal.
3. Retention Period: Until the site is closed or business operations are terminated.
2. In addition, if retention is required by relevant laws such as the Commercial Act or other applicable regulations, the company will retain transaction and membership information for the periods stipulated by law:
1. Retained Information: Records of contracts or withdrawals, payment and supply of goods, complaints, or dispute resolutions.
2. Legal Basis: Article 6 of the Act on Consumer Protection in Electronic Commerce, regarding the retention of transaction records.
3. Retention Period:
   * Records of contracts or withdrawals: 5 (five) years,
   *Records of payment and supply of goods: 5 (five) years,
   *Records of complaints or dispute resolutions: 3 (three) years.
3. If it becomes necessary to retain information beyond the stated retention periods, the website will obtain your consent.

This website, in principle, destroys personal information without delay once the purpose of its collection and use has been achieved. The procedures and methods for destruction are as follows:

1. Destruction Procedures : Information entered by you for membership registration or other purposes is transferred to a separate database (or a separate document file in the case of paper records) after the purpose is achieved. It is then stored for a certain period according to internal policies and other relevant laws (refer to retention and use periods) before being destroyed. Personal information transferred to a separate database is not used for any purpose other than retention unless required by law.
2. Destruction Methods : Personal information stored in electronic file formats is deleted using technical methods that prevent the records from being recovered.

1. This website requires the consent of a legal guardian when collecting personal information from children under the age of 14.
2. The legal guardian of a child under 14 may request access to, correction of, or withdrawal of consent for the child’s personal information. Upon receiving such a request, this website will promptly take the necessary actions.

This website takes the following technical measures to ensure the security of your personal information and to prevent loss, theft, leakage, alteration, or damage:

1. Your personal information is protected by a password. Important data is encrypted or protected through file locking and other security features during storage and transmission.
2. The website uses antivirus programs to protect against damage caused by computer viruses. These programs are regularly updated, and emergency updates are applied immediately when new viruses emerge to prevent personal information breaches.
3. To protect against unauthorized access, the website uses systems that block external intrusions, such as hacking, and safeguard your personal information.

This website may outsource the processing of your personal information to external parties to improve its services.

1. If personal information is outsourced, you will be notified of this in advance.
2. If we outsource the processing of personal information, we will clearly stipulate compliance with instructions regarding personal information protection, confidentiality of personal information, prohibition of provision to third parties, and liability in the event of accidents through an outsourcing contract, and we will store the contract details in written or electronic form.

1. This website provides a channel through which you can raise opinions or complaints related to personal information protection. If you have any complaints regarding your personal information, you can contact the website’s Personal Information Manager. Upon receipt of your opinion or complaint, the website will take immediate action and notify you of the results.
1. Personal Information Protection Officer
2. Name : Kim HyeongGyu
3. Phone Number : 043-269-4960
4. Email : chago@chagoengineering.com
2. If you need to report or consult regarding a breach of personal information, please contact one of the following organizations.
1. Personal Information Infringement Report Center (operated by the Korea Internet & Security Agency): Dial 118 (without area code) or visit (privacy.kisa.or.kr)
2. Personal Information Dispute Mediation Committee: Dial 1833-6972 (without area code) or visit (www.kopico.go.kr)
3. Supreme Prosecutors' Office Cybercrime Investigation Division: Call 02-3480-3573 or visit (www.spo.go.kr)
4. Cyber Safety Bureau of the Korean National Police Agency: Dial 182 (without area code) or visit (cyberbureau.police.go.kr)

1. This policy will take effect from November 2024.