The group's principal activities are to design, manufacture and market energy efficiency and evaporator fan motor controller. The group's product is energy related inventions program (erip). It is an energy saving device that can be easily integrated into existing or new walk-in refrigerator or freezer systems. It regulates the speed of the evaporator fan motors in a cooler or freezer to meet the need of each phase of the refrigeration cycle. It can save the customer 25-50% in refrigeration energy costs. It operates solely in the domestic market. On 12-Jun-2003, the group acquired joystar inc.
