Tray Sealing Machine is easy to use. Just with few steps, your tray will be sealed: Plug into the electric power and turn on the power button. The indicator light shining means the machine working normally.  And then, waiting for the temperature light from green turn to red. The red light means that the temperature is high enough to work. Put the cup into the slip board, and push the slip board to the certain position by hand, press the handle down for one or two seconds. Then lift up the handle. Pull the slip board, take out the plastic cup, and put another unsealing cup to continue another circle.

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