Double chamber vacuum packing machine is a kind of packing machine. Its vacuum chamber will vacuum the package to achieve the purpose of anti-corrosion and quality preservation. Double chamber vacuum packaging machine is suitable for all kinds of plastic composite film bags or aluminum foil composite film bags, can be applied to all kinds of raw and cooked food, fruit, native products, medicinal materials, chemicals, precision instruments, clothing, hardware components, electronic components and other solid, powder and liquid products.