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Flexible Tread has a concise and fashionable shape like the letter X. Its range between the wheels can be adjusted to be suitable for different users through some sliding structures. Flexible Tread is light and handy, it is so small after being folded that users can pull it easy to any where or even carry it on the back to go upstairs or downstairs. Flexible Tread conform to life philosophy of environment protecting and efficiency.
Guangdong University of Technology