Worm Gearbox, Valve Gearbox, Worm Gear Operator manufacturer / supplier in China, offering Part-Turn Worm Gear Operator, RW6 Worm Gearbox, RW6 Electric Operated Worm Gearbox and so on.
It is the last photo.
You have seen all photos.
This supplier has been verified by SGS.
The following is the latest report.