About Us


About the school

Chang's School of Martial Arts is a community-based non-profit organization offering Martial Arts instruction in several disciplines for children, youth, and adults.


The ultimate goal of Chang's School of Martial Arts is to perfect one’s character through traditional martial arts training. Chang's School of Martial Arts strives to develop individuals who are physically and mentally progressive and productive, and who are simultaneously aware of the physical, mental, and moral obligations to themselves and to others.


Chang's School of Martial Arts is governed by the Board of Directors.


In 1973 Grand Master Chang opened Chang's School of Judo and Karate, providing quality instruction in martial arts for 33 years. In 2006, Grand Master Chang's instructors and students formed Chang's School of Martial Arts, a community based Non-Profit organization dedicated to bringing the benefits of descipline, self-confidence and fitness that martial arts provide to children, youth and adults in Southeastern Pennsylvania. Chang's School of Martial Arts offers instruction in several disciplines, and offers the KAFA (Karate Adapted for Autism).


Classes are taught primarily by Chang's Master Instructors, most with over 30 years of experience, based on Grand Master Chang's teachings and program.


Grand Master Chang


Grand Master Soon-Ho Chang was born of a family with a strong Martial Arts tradition. He received his first degree Black Belt at the age of twelve and Black Belt degree in Judo at sixteen. After the Korean War he was admitted to the prestigious “ Korean "Yudo" College” —a professional Martial Arts College— where he received a Bachelor of Arts degree, with distinction, in physical education. He graduated with Master Instructor degrees in Jungol-Sa (Ancient Chiropractic Way), Judo, Karate, Tae Kwon Do, Hapkido, and Kendo (sword). He is the creator of both Ninja-Fu and the TKA System.

Today, this highly trained and qualified Oriental Master in Martial Arts is a Grand Master Instructor, holding 7th Dan Red and White rank in Judo, 7th Dan Black Belt in Karate, 8th Dan in Tae Kwon Do, 7th Dan Black Belt in Hapkido, 8th Dan in Kyuki Do (Korean Ninja) and 8th Dan Black Belt in Tang Soo Do. Grand Master Soon-Ho Chang

Grand Master Soon-Ho Chang has instructed at the Korean Judo College, the Seoul Central YMCA, Seoul City Police Academy, and the US 8th Army Headquarters in Yong San, Korea. After traveling to Malaysia, he served as Chief Martial Arts Instructor to the Malaysian Armed Forces and Police Forces. Additionally, he held the position of Resident Chief Instructor at the Kuching Judo and Karate Association (now the Tang Soo Do Moo Duk Kwan headquarters).

Grand Master Chang’s credentials in the USA include teaching positions at Lehigh University, Moravian College, and his own school, Chang's School of Martial Arts School in Bridgeport, PA (formerly The Chang School of Judo and Karate in King of Prussia, PA). He was the first Mid-Atlantic Regional (PA, NJ, DE) Chairman of the National AAU Tae Kwon Do/USTU from 1974 to 1980. Master Chang is one of the highest ranked Martial Arts instructors in the USA today.

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