Why China was forced to install loudspeakers at border against Indian troops? | Ghanti Bajao

China says that it wants to solve the dispute via dialogue with India but the situation reveals something different. China has installed loudspeakers at the border to demotivate the Indian Army soldiers deployed. 

Now, giving a befitting reply, India has done the same thing and installed one loudspeaker on the Indian side as well. The tension between the two nations has continued for several months now.