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When people use preservative film to wrap watermelon, dishes and such as cross section is round object, the sides of the common rectangular preservative film’s four angle are often not to use, resulting in the unnecessary waste. As a result, we designed this round preservative film.
It plays the maximum utilization to attach objects.moreover it better to preserve and save the material.It also can reduce CO2 emissions to mitigate global warming.
Shuo LI ,