
Be Soft as Silk
and Strong as Diamond.



SainDae Muay Thai Academy And Fitness




Welcome to SainDae Muay Thai Academy and Fitness.
I am Ajarn Rey Guinn, a senior instructor with 38 years of experience in training and teaching Muay Thai under the esteemed Grand Master Chai Sirisute.
Our academy is committed to the belief that a student's overall well-being—both physical and psychological—can be significantly enhanced through martial arts training. We invite you to join us in improving your health while embracing the rich traditions of Muay Thai.
Welcome.
We believe in
Our Team.
Our team is built on decades of experience, discipline, and respect for the art, led by Ajarn Rey Guinn with 38 years of training under Grand Master Chai Sirisute.
We push limits, sharpen technique, and forge both physical and mental toughness inside these walls. Our team here is committed to one mission: to build stronger fighters, stronger minds, and unshakable confidence. Whether you’re stepping into the ring, training to get in the best shape of your life, or learning to protect yourself and the people you love, you belong here.
Our International Partners.
True Muay Thai is built on lineage, respect, and tradition. We are proud to be part of a global network of Muay Thai academies dedicated to preserving the art in its purest form. Each of our partner gyms shares the same commitment to authenticity, honor, and respect for the traditions of Muay Thai.
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Together, we carry forward a legacy of elite training that spans generations and reaches across the world.













