Ihmiset ovat pystyneet selvittämään itsensä heijastavia muinaisista ajoista. Aluksi vettä käytettiin apeili. From the Yin and Shang Dynasty to the Tang, Song, Yuan, Ming and Qing Dynasties, the peili for self-reflecting evolved into a bronze peili. The earlier glass peilis in China appeared in the Ming and Qing Dynasties. It was brought from Europe by missionaries who came to China. This European-style glass peili has to go through tens of thousands of miles of sea roads and bumps all the way. Taking into account the fragility, the peili surface is generally narrow and easy to carry; the peili is mostly used for shaving and shaving, and the peili surface is only enough to shadow the partial beard.Then, with the passage of time, the silver peili used by most of us came into being. With the development of technology, the function of the peili is only self-reflection, it is more intelligent and more humane. More functional, such as: anti-fog, watch time, measure temperature, watch TV, etc. The material of the peili has also been upgraded from a silver peili to an "environmental protection peili". This peili uses lead-free paint, which is a technical breakthrough of silver peilis. This kind of peili is called a lead-free and copper-free peili, also known as an "environmental protection peili.