The new indoor air & Temparature controller completes the space design. The optional air quality sensor unit can be mounted on the left, right, and bottom, and the dial protruding on the top allows for precise control. Hansung Sysco is a company that provides OEM controllers for setting the heating temperature of living rooms or rooms and for space monitoring to construction companies. Hansung Cisco has launched its own brand and developed products that can perform air quality detection, timer, bathtub function, temperature control, and freeze prevention functions, either individually or in module form.