It means that Room 13 is specially opened for one person. In other words, it only treats that person. Yang Yongxin does not go for general treatment, but only for special sessions. Specialized treatments take longer and use more cruel methods, such as inserting electric needles between nails.

Yang Yongxin, born in June 1962 in Hedong District, Linyi City, Shandong Province, is the vice president of Linyi Fourth People’s Hospital and the director of Linyi Internet Addiction Treatment Center (referred to as Linyi Internet Addiction Treatment Center). Bachelor’s degree Educational background, bachelor's degree, known as "National Internet Addiction Treatment Expert".

In July 1982, he graduated from a junior college with a major in clinical medicine from Yishui Medical College in Shandong Province. He later worked in Linyi Fourth People’s Hospital (Linyi Mental Health Center). In January 2006, he established He serves as the director of the "Internet Addiction Treatment Center of Linyi Fourth People's Hospital".

In 2008, Liu Mingyin’s 7-episode TV documentary "Battle of the Internet Demons" began to be broadcast on CCTV and became the savior in the eyes of a group of parents.

It uses electric shock for "treatment", and some of its "education methods" are considered to be various kinds of mental brainwashing for "patients". This online rehabilitation center is called a "concentration camp" in the new era. , and this approach of "painful blow" and "bright way out" is considered to be quite like a cult. Using such an extreme method is a secondary harm to children.