Industrial Rotary Dehumidifier No.1 in China
Dryair specialized in desiccant dehumidifier manufacturing and offering dry room turnkey project in Lithium battery workshop. We are the one of the biggest desiccant dehumidifier manufacturer in China and able to offer Min -70°C Dew Point for humidity control. By cooperating with companies like CATL, ATL, BYD, EVE , Farasis, Envison and Svolt etc in Chinese market and Tesla, NORTHVOLT AB, TTI in oversea market, Dry Air had rich experience in Lithium battery humidity control. We looking forward your cooperation.
With the long-term accumulation of technology and rapid development, Hangzhou Dry Air has been equipped with the advanced product technology. To further optimize the customer service experience, Hangzhou Dry Air has launched the “Turnkey Project”, offering a full range of services including pre-sales consulting, in-sales support and after-sales maintenance. From the understanding of customer needs to product delivery and use, to follow-up maintenance, Hangzhou Dry Air always ensures a high standard of service, quality, and strives to make every customer feel professional and caring, which enhance the trust of customers and further strengthens Hangzhou Dry Air’s leading position in the market.


6 employees with Master's and Doctor's degree, 2professional national registered HVAC engineers,8 Senior Engineers ,58 experienced technician


Cooperated with big companies like Tesla, Northvolt. Products certification like CE ,UL , CSA, ASME, EAC, etc.


Top 3 in desiccant dehumidification industry, over 30% market share.


200+ per month

Moisture is one of the biggest challenges in lithium battery manufacturing. Even minimal humidity can cause defects such as reduced electrode performance, poor cycling stability, and decreased cell lifespan. Advanced lithium battery dry rooms are essential for maintaining ultra-low humidity envir...

In today’s competitive industrial landscape, controlling environmental conditions is critical. Moisture-sensitive materials in pharmaceuticals, lithium batteries, electronics, and specialty chemicals require ultra-low humidity environments to maintain product integrity. Dry room solutions are no ...

In modern pharmaceutical production, humidity control is critical. Pharmaceutical dehumidification dry rooms are indispensable for handling moisture-sensitive materials such as APIs, powders, capsules, and biologics. Leading companies like Dryair provide tailored solutions that ensure stability, ...