Shenzhen Huahui Zhilian Electronics Co., Ltd. is a high-tech enterprise engaged in the R & D, production and sales of intelligent Internet of things products. The company's product development follows the market development and independently develops a series of products related to intelligent security, smart home, smart hotel and smart office; Intelligent switch, hotel switch, wireless intelligent switch, intelligent voice control switch, intelligent home switch and switch panel, intelligent infrared temperature measurement equipment, multi-functional recognition and temperature measurement products have the characteristics of simple installation and convenient debugging. Once they are put on the market, they have been highly praised by customers and have been applied in many hotels such as Vienna, Boya, Hilton and so on