Shanghai Holysun Machinery Technology Co., Ltd. is an integrated enterprise which specializes in compressed air purification equipment. We combine research, manufacture, sale and service together. We've holding with technology innovation and professional spirit persistently, meanwhile taking the advanced designing concept and exquisite techniques from the USA. We've passed ISO9001:2000 Quality Authentication, successfully promoted high quality air purify systems to our customers and set up efficient before & after-sales service for our customers. Our company has accumulated production and sales experience of compressed air treatment for a long-term, integrating overseas advanced technology with our practical condition. We design & manufacture HOLYSUN brand HSD series Refrigerated Air Dryers, Absorption Air Dryers, After Coolers, Air Chiller Sets, Industrial Water Coolers,

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