洗牙 is a professional cleaning procedure that removes plaque and tartar. Even with daily brushing, hard deposits may remain. 洗牙 helps prevent gum disease and bad breath. During 洗牙, dentists use special tools to clean above and below the gum line. The process improves oral health and keeps teeth looking bright. Regular 洗牙 every six months reduces the risk of cavities and g... https://www.laresdental.com.hk/洗牙/