1. Leather knowledge
Leather are cattle, sheep, pigs, horses, deer, or some other animals off of the original skin, the enterprise tanning after treatment, make all kinds of characteristics, strength, handle, color,
2. Leather maintenance knowledge
Want to keep for a long time handbag in good condition, the most important thing is not to ignore the daily maintenance, and generally3. Classification maintenance
PU is the abbreviation of English ploy urethane, chemical name in Chinese polyurethane, also called PU leather,PU leather with general opposite when with the second floor