If you are looking for one of the best customized control valve, pressure transducer, flow switch, digital thermostat, temperature controller manufacturers and suppliers, or a professional factory, HOTOWELL INTERNATIONAL CO., LIMITED is always at your service. How to combine all this with a maximum of comfort and convenience – this was our goal. As a leader in technology and a trendsetter in the field of HVAC control technology, we have been offering to our customers mature and environmentally compatible solutions for the safe control and distribution of electric energy for many years.