A new investigative report describes a factory that manufactures Samsung products as a place of squalor, full of abused and underage employees. According to China Labor Watch, student laborers, many drafted from high school, “amount to 80% of the total workforce in the factory.”

And we thought Apple’s factory conditions were bad.

An exhaustive 31 page report documents a behind the scenes look at HEG Electronics, which is responsible for producing some of Samsung’s best gadgets. It’s ...