The hole is dug in the middle of the big glass, and the small window is installed in the hole of the big glass, the small window can be extended to make push and pull movement in the lateral direction of the glass, 

and when it is closed, the small window is flush with the appearance surface of the big glass. In addition to Horizontal sliding window, 

the company's window frame products also include: sliding windows, multi-window sliding window frames, escape windows, bus windows, hidden sliding windows, school bus window frames, 

UTV rear gear sliding window assemblies, all-terrain vehicle windows, and so on.

Flush sliding windows can be applied to:

• MPV

• light bus

• Pickup trucks
  

• Bus
  

• Public transportation/bus