Guess he is Russian and imply that the Chinese RE Al 41 or because they bought German company I though the reverse is true The German is now buying Laser drill from the Chinese to make hole on the turbine blade and they are good.
I don't believe those BS the fact is the investment in money, tireless effort, improving research institution, personnel, Improving the base industry all add up. And at some point they will get the right combination of doping element and base metallurgy to resists the high temperature and resist creep. It is just like cooking you can't be a good cook by reading book you have to do it trial and error many times and if you have talent then at one time you get the right combination of ingredient and technique. Of course you have to get good tool too