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Voice of Customers

Please check the FAQ first for any inquiries.

  • Answers to questions will be sent to the e-mail address of the person who wrote the question.
  • Questions posted during the weekend or holidays will be processed on normal business days, and replies may be delayed.
  • Your valuable opinion will be sent to a representative during normal business hours on weekdays, excluding holidays.
  • Once a representative is assigned, we will try to process your request as soon as possible.
  • Your phone number and e-mail will not be reflected in your member profile.