1. Standard materials and strict quality
control
:
All the accessories of the product must
have the standard quality and specification. After the special design and
strict quality control, the product has many characteristics that it can stand
for a long time.
2. Sealing to keep from dust and revolving
silently:
The whole machine for opening and closing
seals up. Besides, it has the equipment that can prevent the dropping and dust.
Running quietly.
3. Easy to operate and no action mistake:
Operating the rise and fall or stop of
scrolling door easily. The product has the switch of the brake limitation and
of the automatic fall. If you press the opposite direction bottom unaware while
running, the motor won't run in the opposite direction.
4. Easy to install and revolved power is
strong:
The product is small and light. It's easy
to install and revolved power is strong; and that is others' double.
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