The grinding of nickel matte was carried out using a vibrating grinder VG 3M.
More than 100 people visited the company's boot.
Students of St. Petersburg State University visited VIBROTECHNIK company on September, 11.
Economic and Humanitarian Forum took place in Saint Petersburg on June 27-28.
The art master class took place at summer residence of Saint-Petersburg Family Nurture Assistance Center №2.
VIBROTECHNIK welcomes the delegation of students of St.Petersburg Mining University.