Its already explained by Ukranian economist who compiled the data. but how replacing one currency with another means sanctions working. unless he thinks dollar and euros buy you higher quality goods and services. The only think i saw in one of telegram channel that Japanese are preventing Geely automobiles with aisin transmission to Russia and it has some backlog in one of model. in that case if they want to buy the same automobile that it will have to come from Mideast and it will need a different financial system or just get complete Japanese auto.
The amounts are still not big. $10b dollar increase over 14 months.
In six months Russia imported 40,000 Chinese trucks. at this growth rate upto 100k Chinese truck import expected this year and this is like $10b. this just the new one they have data on it. than you add the rest of construction machinery.