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Ningbo GERWIN Mechanig & Electronics technology Co.,LTD.
WWW.GERWINMOTOR.COM
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About Gerwin
Solution
Motorized Roller Blinds
Motorized Venetian Blinds
Motorized Roller Windows
Motorized Roller door
Motorized Roller Awing
Motorized Clothes Rack
Motorized Curtain
Products
Tubular Motor
Curtain Motor
Control System
Roller Shutter Accessorise
Download
Certificate
Installation Video
Instructions
Catalog
Contact
Home
About Gerwin
Solution
Motorized Roller Blinds
Motorized Venetian Blinds
Motorized Roller Windows
Motorized Roller door
Motorized Roller Awing
Motorized Clothes Rack
Motorized Curtain
Products
Tubular Motor
Curtain Motor
Control System
Roller Shutter Accessorise
Download
Certificate
Installation Video
Instructions
Catalog
Contact
Instructions
Number break-down
Theoretical calculations N.m
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