Important Notice!
Since August 6, 2019, the RISI JSC phone number has been changed.
From now on all calls go through the multichannel number +7 495 663 90 95
In order to get to an employee you should dial the extension number.
In case you don’t know the extension number, you should hold for the operator.

Research and Development Institute of Scientific Instruments, Join-Stock Company
(RISI JSC)