News:
- Hon & Guan Attended 2017MCE ASIA show in Singapore
- Hon & Guan Attended 2017Bangkok RHVAC Show in Thailand
- Hon & Guan Attended 2017CRH Show in SHANGHAI
- Hon & Guan Attended 2017HARFKO Show in KOREA
- Hon & Guan Attended 2016AUTUMN CANTON FAIR in GUANGZHOU
- Hon & Guan Attended 2016ISK-SODEX Show in ISTANBUL
- The duct fan classification and principles
- The function of cooling fan
- The Difference of Variable Speed Fan and Frequency Conversion Fan
- The advantages of Hon&Guan quiet fan
