iRunner Registration Customer Service Hours: Monday to Friday, 09:00–18:00 (Weekdays)

1. LINE@ Support: @irunner (please include the "@" symbol before irunner)
2. Phone Support: +886-910-581-659
3. Email Support: irunner@biji.co

《Important Note》

When contacting us, please include the following information along with your inquiry:

1. Event name
2. Order number
3. Registrant's full name