You should contact them directly. They do have a schedule on line (https://www.trxtraining.com/products/courseschedule) with dates of upcoming courses.
Thank you for your interest in our TRX Professional Education Courses. We have authorized distributors who host our courses internationally and we happen to have one in Indonesia, so you’re in luck! Please contact them directly for more information on courses that they’re hosting in your area.
Jakarta Hilton International Indonesian Bazaar #4.16, Jl Jend Gatot Subroto Jakarta 10002, Indonesia
Phone: +62 21 576 0189
We hope to see you in a course soon!