1, first of all, it depends on whether the Hakka Pofuhua is registered, which is an infringement of the trademark, but it is difficult to sue in this respect.

2. Some utility models are not patented, but structures that are widely used and have no obvious identification are not patented or infringed. For example, cups, bowls and bags are commonly used structures, and unless they have special additional functions, they cannot be recognized as patents.