Features: 1, sealing and shrinking in one step. 2, high temperature resistant glass fiber sealing flutes, anti-stick coating Teflon high temperature aluminum seal knife or mucosa sealing, cut neatly, no crack, no coking. 3, 400 ℃ high temperature resistant transparent glass, durable, and easy to observe the entire sealing, shrink process, in order to adjust sealing time, temperature and shrinkage contraction time with the best packaging results. 4, advanced drilling equipment, smooth appearance, can fully discharge membrane air, ensuring smooth contraction and beautiful. 5, the table can be adjusted according to the size of the package level, easy to operate. 6, lockable casters equipment designed to facilitate movement and positioning. 7, A-type machine is equipped with a stainless steel product output, height can be adjusted, after packaging can be automatically output, improve production efficiency.