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King-I is a professional company for produced various thermostat, timer and wall switch.
Frontier is our famous brand for digital timer. Our timers sell over 20 years worldwide is according to the high quality and stable utility.
Our thermostats own great cost-effective and are popular in over 25 countries. We provide a wide range of types of thermostats: WiFi thermostat, Fan Coil thermostat, Floor heating thermostat.....ect.
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