Add:20th Floor, Building G2, Qingdao Software Park, 288 Ningxia Road, Qingdao
Tel: 0532-85922957
Postcode:266071
Fax：0532- 85938911
E-mail: INFO@LONGERTEK.COM
Product Center
Efficient heat exchange, convenient and fast installation.
Summer heat recovery system, free hot water, improve cooling efficiency.
Initial effect, static electricity, IFD, HEPA, activated carbon.
Air supplement and enthalpy control technology, reliable heating at -25℃, reliable cooling at 50℃.