Chen Collection, Middle Volume Radical: Wood (mù) Kangxi Strokes: 10 Page 523, Entry 23 Pronounced lǎo. Pronounced lǎo. Pronounced lǎo. Kaolao is a type of utensil woven from willow branches. The History of Yuan (Yuanshi), Records of Ceremonial Guards, states that the imperial carriage used a kaolao wheel, which refers to its curved shape. It is also written in a variant form. Kaolao is a vessel for holding items, which in ancient times was called a liao, made from bent bamboo.