First. According to the query related information of Haoyi switch, Haoyi switch ranks first. Haoyi Electric Technology Co., Ltd. is a company with three major industrial bases in Wenzhou, Zhejiang, Changsha, Hunan, and Zhongshan, Guangdong. It takes electrical switches and sockets as its main industry, and also extends to LED lighting, circuit breakers, cables and wires, hotel intelligent control systems, power strips, An electrical appliance group with diversified industries such as bathroom heaters, ventilation fans, integrated ceilings, water pipes, household appliances and a full set of home improvement products.