Huizhou Greetech Electronics Co., Ltd is developed from Zing Ear Switch Department established in 1995. During the past over

ten years, Greetech has endeavored in manufacturing, designing and marketing micro switches, then set up an independent

branch factory in Zing Ear Group since 2007.
"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 , mobile phone connectors, and various kinds of

contact modules and terminal components. The annual output of switches & connectors is about 160 millions pieces.
http://www.greetech-switch.com