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  • High Quality

    High Quality

    Excellent foundry technique, high quality product performance, intelligent control system,continuous innovation, energy-saving ……
  • Perfect Service

    Perfect Service

    Our qualified and experienced after-sales service team is standing by, ready to serve you within 24 hours when you encounter……
  • Complete Infrastructure

    Complete Infrastructure

    We have established a well constructed infrastructural base that is furnished with high ultramodern tools and machines……
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About Dolphin

The Flagship of the Dolphin Pool Cleaners

Hangzhou Poly Air Separation Equipment ManufacturingCo.,Ltd is a professional manufacturer which produces PSA nitrogen making equipment, PSA oxygen making equipment, VPSA oxygen making equipment, compressed air purification equipment etc.

The company combined with the R&D, design manufacturing and marketing. qualify with the perfect production conditions, equipment installation, configuration, maintenance and service. It also hire the expert in the field of new material and engineering thermodynamics as technical consultant to ensure that our products and technical is always in the line of technology and provide a reliable and scientific guarantee of product design and manufacturing…

For inquiries about our products or pricelist, please leave your email to us and we will be in touch within 24 hours.

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