00:28 Direct access to the exhibition venue, welcome to visit and consult!
02:10 00:45 #Simple Design #industrial exhaust fan #reliability
00:45 #Design and development #window evaporative air cooler #roof air cooler
00:18 commercial air cooler is easily used and convenient to move
00:42 new designed evaporative air cooler
nice appearance
good quality
much cooling
00:41 Hawai fan, much cooler ,more pleasant.
00:42 Hawai fan, much cooler, more pleasant