Vovinam and most developed in Vietnam with more than 60 schools around the world, including Poland, Belgium, Cambodia, Denmark, Germany, the United States, Morocco, Norway, Russia, France, Romania, Switzerland, Sweden, Singapore, Uzbekistan, Thailand, Italy, Australia, India, Iran, Spain, Algeria, Taiwan. The Chief of Vovinam Council now is Nguyễn Văn Chiếu. Vovinam is practiced with and without weapons. It is based on the "principle of between hard and soft". It includes training of the body as well as the mind. It uses force and reaction of the opponent. Vovinam also includes hand, elbow, kicks, escape- and levering techniques. Both attack and defense
Sinanju (martial art) same name.) Early disciples of the art used weapons, but the later practitioners developed virtually superhuman abilities through the training as it became revised following the ascension of Master Wang, the greatest master of the art up until modern times. Sinanju training enables one to hold one's breath for over an hour, rip steel doors from their hinges, climb walls, dodge bullets (even at point-blank range), overturn a moving tank, outrun a car, seem invisible, overcome multiple opponents, and bring a woman to the heights of sexual ecstasy. According to Chiun, the other martial arts in the world (kung fu,