A kung fu master showed off his skills by walking on the blade of a giant knife and performing balancing tricks at its tip in southern China.<br /><br />The impressive video, filmed in Mianyang City in Sichuan Province today (February 6), shows a man named Li Wei holding a balance pole to walk along the blade of a 15-metre-long, 5-metre-high and 1.5-ton knife.<br /><br />Li can also walk on the two-centimetre-width blade while blindfolded but retaining perfect balance. <br /><br />According to the filmer, Li has practised the skill for more than 20 years.