xiamen elex electronic technology and development co, .ltd which specializes in producting all kinds of central air condition control terminals components ----different styles of thermostats , 2-way(3-way ) mototized valve, dample , proportional modulating valve and different prssure valve ect. Elex is the Top 3 HVAC supplier in China. Elex works in manuafacturing, and cooperates with famous Air conditioner and Auto Control Manufacturers and Distributors, as well as direct contracts biggest project, like hotels and condominium ***** we have yearly capacity of 5000, 000 pcs of thermostats, 400, 000 sets for Motorized valve, 20000 sets of Modulating valve etc, . website www elex com cn email sophiea(at)elex com cn msn sophiea-xue(at)hotmail com skype sophiea-xue(at)hotmail com We are the best manufacturer that you can trust in China. dont hesitate if you have any interest , pls feel free contact me .