Changzhou Asteras Air Conditioning Manufacturer Co.,ltd. (here it is called AST company for short)It is a individual proprietorship business enterprise which is invested in China by CASA Group from Singapore&＃39;s listed holding company . CASA’S first-stage capital injection:US$2000million.The Group have abundant funds and huge size. There are 17 producing areas and trade companies,our company is one of them.The company has a complete set of world-class center of the central air conditioning heat exchanger production and terminal equipment processing. Also we have the international synchronization, the first domestic large capacity, whole performance, multi- variety ,all-weather central air conditioning test center and electric refrigeration system remote control center.There are our main products : functional roof type air conditioning unit, fresh air type air conditioning unit, the integrity of the roof type air conditioning units, water-cooled roof type air conditioning unit, small functional roof type air conditioning units, small fresh air roof type air conditioning units, hospital dedicated fresh air conditioning unit, fresh air ducted air-conditioning unit, standard ducted air conditioning units, air-cooled cabinet air conditioning unit, unit modular air-cooled hot and cold water unit, air cooled screw cold hot water units, water-cooled screw cold hot water units, air source heat pump hot water unit, air conditioning unit for swimming pool, a total heat type fresh air ventilation units, modular air conditioning units, variable air volume air conditioning units, fan coil, etc.