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Is it very popular to write four words in a circle like this now?

"Green Dam-Youth Escort", usually referred to as "Green Dam" for short, is a kind of green online filtering software, which consists of two softwares, namely "Green Dam" for monitoring user information and "Youth Escort" for filtering characters. It has the functions of intercepting pornographic content, filtering bad websites, controlling online time and viewing online records.

It is a set of software developed in China, which forces computer manufacturers to install it on computers. Because the effect was not good, it was cracked in a few days, so it was spoofed by netizens and became a fan man. Because of the BUG of Green Dam software, it was spoofed into an anime character by netizens, and the online novel "A Day with an Otaku Green Dam Niang" came into being.

* * * There are two songs that are particularly cute. Most people who like Green Dam Niang follow the song ~ ~ ~ ~.