Sangrock, the international institution was established in New Delhi, India, in 1980. This Institution grew to Charlotte and Matthews, North Carolina, USA, in 1998, under the leadership of Master Abhai Singh. Since 1998 we have earned our reputation in Charlotte by offering the most comprehensive and holistic system of Taekwondo training to our students. As well as Great After School Programs and Summer Camps. Now Offering Yoga and Women's Self-defense!