End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
https://baregh.com/av/view/3671/تدریس-برق-و-تاسیسات-ایمنی-برق-صنعتی-کارخانجات-تولیدی