Didn't the NSA get numerous backdoors put in by US tech companies? Didn't some guy last name Snowden, first name Edward, disclose some of that? Don't take this

Didn't the NSA get numerous backdoors put in by US tech companies? Didn't some guy last name Snowden, first name Edward, disclose some of that? Don't take this as sticking up for China. It's more, shitting on all governments.