the Jee Shim / Weng Chun line with a strong presence in Germany. Also, Yuen Chai Wan form of Wing Chun has notable presence in Vietnam, with this lineage having earned the moniker of "Vietnamese Wing Chun." In 1949, Ip Man, considered the grandmaster of modern Wing Chun, brought the style from China to Hong Kong and eventually to the rest of the world. Yip Man's most famous student was Bruce Lee, who had studied under Yip Man before he moved to the United States. Lee is also credited for popularizing Wing Chun internationally, although he would later develop his own martial arts philosophies (namely Jeet Kune Do) that contain many Wing Chun influences. The Ving Tsun Athletic Association The Ving Tsun Athletic Association was founded in 1967 by Cantonese master Ip Man and seven of his senior students so they could teach Wing Chun together and Ip Man would not take on all the work himself. The first public demonstration of the Wing Chun fighting system, according to Ip Man, took place in Hong Kong at an official exhibition fight in the winter of 1969 at what was then the Baptist College (now the Hong Kong Baptist University). Leung Ting, a student of Ip Man, invited his master and some well-known representatives of the martial arts scene of the time to the college and conducted the exhibition fights in front of the specialist audience. The Association helped Wing Chun to spread to the rest of the world. Organizational structure in the past In ancient China, Wing Chun, like all other martial arts or craft guilds, was traditionally passed on in a familiar way, from master to student. The master, who had personal responsibility for the entire training of the student (apprentice), was addressed as Sifu (master). The lessons often took place in the master's house, where a personal bond would develop between the master and his family and the student (apprentice), with certain mutual obligations. The first public martial arts schools were established in Hong Kong. Since then, Wing Chun lessons have taken on a more modern, academic, and commercial character. In some schools, however, the family system was still maintained. Lo Man-kam, a nephew of Ip Man, still teaches his students in his home in Taipei. Suitable selected long-term students are still accepted into the inner circle of the Wing Chun family by the Sifu in the traditional