Smart glass automatic sliding door opener. Linear magnetic drive sliding...

Smart glass automatic sliding door opener. Our linear magnetic drive sliding door track has a special design for the wires connect to the switchable glass. So that the glass panel will sliding prefect with our roller carriage. Email:sales@autodooroperator.com Skype:autodoorleader WhatsApp:+86 18971265826 Website:https://www.autodoorleader.com/

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