Silk was first used in China in 27th century B.C. For 3000 years production of silk was a secret of China. Around 300 A.D. Japanese expedion got some silkworm eggs, and around 522 A.D. Byzantine also aquired them (by smuggling).
Silk was first developed and discovered in China. The oldest traces of silk production date as far as 3500 BC. The People's Republic of China is the world's largest silk producer. In 2005, it contained 74 percent of the world's silk production and accounted for 90 percent of silk exports.
silk (: China tried to keep it a secret a long time ago silk (: China tried to keep it a secret a long time ago They also traded cloth and spices, such as cinnamon.
1965 1965
12 years ago
Carl discovered LCD long time ago.
a long time ago
a long time ago
a long time ago
long time ago
they were discovered when steven Moore was became an idiot so about 11 years ago!
She was discovered long ago but she was identified by a tooth in 2014.
The Chinese emperor Huang Di's wife Lei Zu, discovered that silkworms made their cocoons of silk. She discovered how to weave it into silk cloth.