Cold light whitening

  • How to whiten teeth scientically?

    To know how to whiten scientifically, first of all, we need to know: What kind of teeth are white? What is the original color of teeth? 1.Teeth color = Enamel + Dentin What color should the teeth be? It must not the color of white paper. In fact, the color of teeth…
    ဆက်ဖတ်ရန်
1 စာမျက်နှာ 1 ၏ 1
အခုဆိုရင်မေးမြန်းစုံစမ်းလိုသည်