August 27, 2018. Russian President Vladimir Putin looks at the new electronic control systems for the Chernigovets Mining and Processing Complex. Middle ground, from left: Sergei Menyailo, Presidential Envoy to the Siberian Federal District; Mikhail Fedyayev, President of the Siberian Business Union Holding Company; middle ground, fourth left: Kemerovo Region Acting Governor Sergei Tsivilyov.