MEMS COVER 
Plastic bag flat pocket 
Machining 
The composite plastic bags 
Flame retardant plastic bag 
Plastic bag anti-static bag 
Self-sealing plastic bag 
Mobile power supply 
Power battery 
Magnetic suction charging and data transfer technology 
Wireless charging technology 
Back battery magazine 
Energy storage battery 
Biodegradable food box 
Biodegradable bubble film 
Degradable blister tray 
