1. Not necessarily. If you buy it from the Douyin Ole flagship store, it is genuine. If you buy it from other stores without authorization, it is fake.

2. Oral’s electric toothbrushes are counterfeit. How to identify the authenticity of electric toothbrushes: Look at the brush head: genuine toothbrushes have manufacturer numbers under the bristles, fake ones do not; genuine brush heads are made with meticulous workmanship, while fake ones have obvious horizontal bar marks.

3. Yes. Generally, if the electric toothbrush you buy is legitimate, it will have an anti-counterfeiting trademark code.