НПП «КлАСС» is the business founded in 1990.
According to PR-model, classcom.ru is ranked 1,058,660th in multilingual Wikipedia, in particular this website is ranked 115,593rd in Russian Wikipedia.
The website is placed before vanlanschotkempen.com and after nihonken.blogspot.com in the BestRef global ranking of the most important sources of Wikipedia.
