Features:  
1) Uses the vortex to control the slot air diffuser of the air current 
2) Simple outlet structure, and ideal section taking the form of spout saves static 
    pressure, suppresses the emergence of noise
3) The gyration disc at the both ends can set vertical, level, or oblique air current
4) Strong lead function, can eliminate the difference between the air temperature
    and indoor temperature, and reduce the speed of air current with a fast speed
5) The cutting part adopts the unique way of continuation, even the overlengthy
    size has a integrative sense too
6) The blowing direction is adaptable to the indoor conditions, which can regulate
    the wind trough angle and change the wind direction