Privacy Policy

Effective Date: November 11, 2025

1. Consent to Collection of Personal Information

Mastcorp establishes a procedure for allowing customers to click the 'Agree' button to consent to the collection and use of personal information. By clicking 'Agree,' customers are deemed to have consented to the collection and use of their personal information as described in this policy.

2. Personal Information Collected and Purpose

We collect and use the following personal information for the specified purposes:

  • General Members: User ID, password, email, name (mandatory); profile image, date of birth, telephone, address (optional)
  • Purpose: Membership registration, customer support, service notifications
  • Order Information: Customer name, address, telephone, email, payment information
  • Retention Period: Until membership withdrawal or 5 years for purchasing members

3. Use of Cookies

We use cookies to provide personalized services and improve user experience:

  • Purpose: Providing personalized information, analyzing access patterns, targeted marketing
  • Users can accept or reject cookies through browser settings
  • Rejecting cookies may limit access to certain services
  • Cookie settings can be changed through browser Tools > Internet Options > Privacy settings

4. Retention and Destruction of Personal Information

Personal information is destroyed without delay after fulfilling its purpose. However, certain information may be retained for specified periods as required by law: transaction records (5 years), payment records (5 years), complaint resolution records (3 years), login records (3 months).

5. Provision to Third Parties

We do not provide personal information to third parties beyond the scope described in this policy, except when required by law for investigations, for statistics in a form that cannot identify individuals, or when requested in accordance with legal procedures.

6. Security Measures

We implement technical, administrative, and physical measures to ensure the security of personal information, including encryption of passwords and important data, installation of security programs, regular updates and monitoring, and controlled access to systems.

7. Rights of Data Subjects

Users may access, modify, or delete their personal information at any time. Users may withdraw their consent to the collection and use of personal information by contacting our privacy officer. We ensure that the withdrawal process is as easy as the consent process.

Contact Information

Company: Mastcorp

Address: 3F, #305-A203, Jungdae-ro 197, Songpa-gu, Seoul, Republic of Korea (05703)

Email: contact@astros.co.kr

Phone: +82-2-6213-2513