An old Chinese man swung a giant steel hula-hoop around his neck and body to work out in southern China.br br The impressive video, filmed in Dongguan City in Guangdong Province on April 6, shows an over 60-year-old man exercising using a five-metre-diameter hula-hoop on the street.br br According to the onlooker, the man had a back problem so he decided to try hula-hooping as a workout.br br After he had played with the normal-sized hula-hoop for a while, he felt bored and came up with the idea to find someone to make the special huge one for him.