Volgograd CIS 2017 application.

In Volgograd, you can find data centers with prices 1.5-2 times lower, which don't affect the main criteria: internet, service, etc.

Aren't you from around here? Can you provide at least one link to a data center website with prices 2 times lower and the same quality parameters? You should have researched all the options as an organizer two years ago... So, you should have some data. Let's see some specifics.