A series of wall switches designed by Ji Zou for Siemens have won great market recognition. Touch switch is a new product of scientific and technological development and progress. He generally refers to a wall switch designed by the principle of touch sensing chip, which is a replacement product of traditional mechanical push-button wall switch. The touch switch, which can realize more intelligence and more convenient operation, has incomparable advantages over traditional switches and is a very popular decorative switch for household products. A series of wall switches designed by Zoudesign for Siemens have gained great recognition on the market. Touch switch is an emerging product with the development of science and technology, which generally refers to a type of wall switches designed by using the principle of a touch sensor chip. It is a replacement product of the traditional wall switch of mechanical bu-tton. Touch switch can be more intelligent and more convenient to operate. Compared to traditional switches, it has the incomparable advantages and serves as a quite popular decorative switch for home products.