No.20 Spicy Chili Seed is a high-yield chili variety developed and widely cultivated in Vietnam, suitable for both fresh consumption and processing. The crop reaches first harvest in 90–100 days after sowing and offers a long harvesting period, with yield potential of 30–40 tons/ha. The variety features strong plant growth, broad canopy, and uniform, straight fruits measuring 13–14 cm in length. Fruits turn from green at the young stage to dark red at full maturity, with thick flesh and mild spiciness. No.20 Spicy Chili shows good resistance to major pests and diseases, wide adaptability, and can be grown year-round, making it suitable for commercial farming and export-oriented sourcing.