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oxygennitrogen 
Nitrogen Generators, Oxygen Generators, gas purification equipment
Since1979, RICH focuses on the R&D, production and sales of gas production systems. We are the leader in the field of room-temperature air separation in China.
Our business includes: gas equipment, gas products, gas equipment services, equipment renting, etc. Our product lines include nitrogen generators, oxygen generators, psa for special gas purification, gas purification equipment, spare parts.
With more than 40 years' experience in air separation industry, we always adhere to create value for customers and provide professional gas generation system for all industries around the world, like petroleum, chemical, coal mining, metallurgy, tire, pharmaceutical, food and many other industries. We have provided more than 4,000 sets of gas production systems worldwide.
