Russia buys food from the EU. It buys food worth around 5.5 billion euros every year.
Russia stops buying the food. China also buys less and less European dairy products. This is a problem for European farmers. They must sell their products at low prices.
The farmers need help. They go to Brussels. They protest there. The EU helps the farmers. The EU gives them 500 million euros.
Difficult words: worth (the price of), dairy product (food which is made from milk), sell (to give somebody something for money).
You can read the original story and watch the video in the Level 3 section.