[Package]: Size 40/50 bundle bundle / package / 2000 about 6cm 
Bag made of cotton cloth using sets of fingers, wear with a comfortable, sweat, wear; 
Scope: 
A semiconductor chip, microprocessor and other production workshop 
2 circuit board production workshop 
3. Precision instrument workshop 
4 Die factory production workshop 
5.PCB production workshop 
6 plastics factory production workshop 
7 cable plant operatives using electroplating factory 
8 major factory clean room, clean room, etc.