The phase I modernisation of Solnechnaya processing plant completed in 2021.
The audit of the mineral resources and ore reserves of the Festivalnoye deposit in accordance with the JORC code was carried out in 2020. Probable reserves amounted to 26.1 thousand tonnes of tin; Indicated resources comprised 28.4 thousand tonnes and Inferred, 15.8 thousand tonnes.
|Ore mined||thousand t||233||256||311|
|Ore processed||thousand t||222||262||300|
|Tin in concentrate||t||863||1 338||1 651|
|Copper in concentrate produced||t||0||236||366|