customer from Russia came to inspect our transformer corrugated tank fin forming line

This week we have customer from Russia come to inspect our transformer corrugated fin line,they asked many technical questions on spot,and also we take them to see our machine running in our customer side ,we show our machine precision to them, and they are satisfied with our machine.Right now, they have a transformer corrugated fin forming line from LAE, they will go to purchase another line from us in the near future