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://hami.farafile.ir/file/32661/جزوه-روسازی-های-آسفالتی-و-بتنی--استاد-جعفری-حقیقت-پور