This package has been patented for appearance, commercial use is prohibited, prohibited
本作品版权归 8ackPack 所有，禁止匿名转载及个人使用，任何商业用途均需联系原作者。
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The appearance is very comfortable.
Eye-catching design
Another patent applicant
I feel that this plug is also quite advanced.
Is it different from the other packaging colors?