The coolwork refrigeration equipment Co.,Ltd is a comprehensive corporation that specialized in manufacturing and trading of refrigeration devices and parts.The company has passed ISO 9001 and CQC certification and the main products of the company include the solenoid valve,pressure controller.Variety of expansion valve,flow controller,filter drier,filter core, liquid indicator,oil and gas separator ,compressors,some manometer,thermostats,vacuum pump,and various tools as xxxxx,all above-mentioned components are used in refrigerator,heater,air compressor,air-conditioner,boiler and vacuum valve. Coolwork brand products sell well in the united states,Asia,Europe,Australia,Middle east,and South Africa. And got a high reputation from our old customers of all over the world .The main objects of the company is to cooperate with customers from local and abroad for mutual prosperity and benefit through its delicate designs,strict quality control and best after sales service. We also do OEM as the customers requirement.Whatever welcome your enquiry if you are interested in our products or you are willing to be our distributor.