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Each cleaning, waste too much time. The most convenient thing is to continue to take the shovel full of garbage down. Very inconvenient, but also a waste of time. The design will improve garbage shovel, shovel the back-end design in waste a scalable "container", greatly increasing the capacity of garbage shovel, telescopic structure will not be a waste of space, easy to incorporate. save time and easy to use.
Guangdong university of technology,China