Huizhou Greetech Electronics Co., Ltd. is developed from Zing Ear Group established in 1983. In 2007, Greetech as a factory started to run independently on micro switch industry. During the past over ten years, Greetech has endeavored in manufacturing, designing and marketing micro switches. Huizhou Greetech Electronics Co., Ltd. focuses on R&D and manufacturing various of micro switches, auto switches, waterproof switches, pressure switches, mechanical keyboard switches, precise auto parts , and various kinds of contact modules and terminal components. The annual output of switches & connectors is about 250 millions pieces