Vinmart supermarkets and Vinmart + in Hai Duong province are ensuring the supply and stabilizing prices of essential goods during the epidemic period. They are also offering preferential prices on essential products, ranging from 5% to 40%, making them much cheaper than the market price. Some examples of discounted items include frozen basa fish fillet (39% off), frozen squid (21% off), frozen salmon (20% off), white radish (31% off), and baby cucumber (30% off). Dozens of fresh items also receive a discount of around 10% during the epidemic.