o all participants, Please see download the 5/28-29 DIRTY FORMOSA Challenge Event Guide. Download link: The Race Briefing will be provided within this week. Due to the pandemic, the Race Briefing will be changed to Q&A at 17:00 on 5/28. Those who need to ask questions can enter and leave after completion to reduce the risk of indoor gatherings. If you need to book accommodation or paid shuttle service, please contact us as soon as possible. Thanks DIRTY FORMOSA