Coffee prices on the world market have been fluctuating in opposite directions. In November 2023, the online price of Robusta coffee in London increased by 0.21%, while the price of Arabica coffee in New York decreased by 0.48%. In Vietnam, the domestic coffee market remained stable, but the country's coffee exports saw a significant decrease in volume and value compared to previous months. Additionally, yellow leaf and root rot disease is affecting coffee plants, and preventive measures such as using disease-resistant varieties and treating the soil are necessary.