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Toilet surface contains a large number of bacteria, especially the public toilet, which is more difficult to be assured that it is clean enough to sit .
The design of the “WIIB” with ultraviolet technology, not only can kill little creature on the toilet, like the bacteria, also can let the toilet seat to maintain a certain temperature., so that can make people feel clean and comfortable when sitting on it, and rest assured to enjoy your toilet time.
Zhenliang Liu；Jing He；Wenqian Dai