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://interfile.ir/file/23237/پاورپوینت-فواید-زیستی-ايجاد-فضای-سبز-شهری-و-جلوگیری-از-آلودگی-ها