A man plays a computer game at an internet cafe in Beijing May 9, 2014. As growing numbers of young people in China immerse themselves in the cyber world, spending hours playing games online, worried parents are increasingly turning to boot camps to crush addiction. REUTERS/Kim Kyung-Hoon 

A teacher talks to an instructor who is an ex-soldier through a window in a door while pupils take part in military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. Military-style boot camps, designed to wean young people off their addiction to the internet, number as many as 250 in China alone. REUTERS/Kim Kyung-Hoon 

A student stands in front of a gate at his dormitory at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Students clean their dormitory at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

An instructor who is an ex-soldier talks to female students in their dormitory at the Qide Education Center in Beijing June 10, 2014. REUTERS/Kim Kyung-Hoon 

Wang (L), who was addicted to internet gaming, helps clean a bathroom in his dormitory at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

A new student (front) practices sits-up while other students take part in a close-order drill at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

An ex-military instructor teaches students during their military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

An ex-military instructor (front) and students do push-ups during a military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Students receive a group punishment during a military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Students laugh as they receive a group punishment during a military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Female students wearing gloves take part in a military-style close-order drill class at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

A student performs a dance during a break at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

Students prepare vegetables as part of the education program at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Students eat a meal at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

A boy who was addicted to the internet, has his brain scanned for research purposes at Daxing Internet Addiction Treatment Center in Beijing February 22, 2014. REUTERS/Kim Kyung-Hoon 

A boy who was addicted to the internet, has his brain scanned for research purposes at Daxing Internet Addiction Treatment Center in Beijing February 22, 2014. REUTERS/Kim Kyung-Hoon 

Wang (L), who was addicted to playing internet games, speaks to a psychology counsellor at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

A student (L) takes part in a session with a psychology counsellor at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

Drugs used to treat teenagers who have been diagnosed with internet addiction and depression are placed on a table at Daxing Internet Addiction Treatment Center in Beijing February 22, 2014. REUTERS/Kim Kyung-Hoon 

A nurse distributes medicine at Daxing Internet Addiction Treatment Center in Beijing February 22, 2014. REUTERS/Kim Kyung-Hoon 

Students take part in a traditional lion dance as a part of the education program at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

Wang (2nd from L) takes part in a music class as a part of the education program at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

Students learn how to bow the Confucian way during a class on traditional Chinese ethics at the Qide Education Center in Beijing February 19, 2014. REUTERS/Kim Kyung-Hoon 

An ex-military instructor teaches students during their the evening roll call at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

Students run toward their dormitories after the evening roll call at the Qide Education Center in Beijing February 26, 2014. REUTERS/Kim Kyung-Hoon 

Students stand in front of the Chinese national flag as they prepare to take part in a military drill at the Qide Education Center in Beijing June 11, 2014. REUTERS/Kim Kyung-Hoon 

A student who has completed a six months course bows to the head teacher at the Qide Education Center in Beijing June 11, 2014. REUTERS/Kim Kyung-Hoon 

A graduating student who has completed a six months course salutes his classmates as he leaves the Qide Education Center in Beijing June 11, 2014. REUTERS/Kim Kyung-Hoon 

A student who has completed a six months course hugs a classmate at the Qide Education Center in Beijing June 11, 2014. REUTERS/Kim Kyung-Hoon 

Students wave goodbye as they send off a classmate who graduated after finishing a six months course at the Qide Education Center in Beijing June 11, 2014. REUTERS/Kim Kyung-Hoon