All the cool kids are doing it

China's not much of a surprise given the type of government it has:

The CCP has hired thousands of freelance Internet propagandists whose job is to infiltrate chat rooms, message boards and comment areas on the Internet posing as ordinary users to voice support for the agenda and interest of the CCP.

But you'd figure Israel being western and all, would respect freedom and speech enough to not attempt to manipulate the internet too.