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.
http://mazrae-asia.farafile.ir/file/38300/جزوه-تولید-و-نیروگاه-(دانشگاه-فردوسی--دکتر-جعفر-عبادی)