Chinese traditional craftsmanship - Micro-Craft

Micro-craft has a very long history in China. Dating back to 3000 years ago, some tiny characters were found crafted on the oracle-bone inscription. These characters can only be view by 5 times magnifier. Micro-craft was not renounced unit Chang dynasty. There was one artist crafted four blessing words on a sesame and presented to the King Qian Long to celebrate his birthday. After that micro-craft got famous and was demanded by the upper class of the society.