Smooth surface vacuum bags are high barrier multifunctional packaging suitable for use in various fields such as food, medical, electronics, industry, agriculture, and chemical industry. The bag body is smooth and has strong sealing properties. The high barrier material effectively isolates air, moisture, and impurities, preventing moisture, dust, and freshness and corrosion. High toughness, compressive and storage resistance, can meet the vacuum sealed storage, packaging and long-distance transportation needs of various industries, with strong universality, safety and durability.