For an example I looked into Poland: https://en.m.wikipedia.org/wiki/Be%C5%82chat%C3%B3w_Power_Station https://en.m.wikipedia.org/wiki/Be%C5%82chat%C3%B3w_Power

For an example I looked into Poland: https://en.m.wikipedia.org/wiki/Be%C5%82chat%C3%B3w_Power_Station https://en.m.wikipedia.org/wiki/Be%C5%82chat%C3%B3w_Power_St... Apparently to some degree they've been modernizing through the help of Western energy companies like Alstom. I have no idea how widespread this is though.