2-handed Chinese swordsmanship

Portrait of Ming Dynasty
General Qi Jiguang (1528-1587)

Below: 2-handed Swordsmanship Art of General Qi Jiguang known as " Xing You Dao Fa ".
Pics and pages are read from " right to left " sequence

Tang Dynasty mural painting (around 767 AD) showing a couple of Tang Imperial Guardsmen
with their breastplate armour and 2-handed swords known as "yidao"