1, household leisure smoke, if the vacuum degree is not high, it can be considered. If there is no vacuum pump, the price will be around 400 yuan.

2. Professional vacuum machine with high requirements on vacuum degree can be considered, which is relatively small. Type 350, Type 400 and Type 500 are all desktop, small in size, with edge sealing length within 260mm, 350mm, 400mm and 500mm, with vacuum pump, suitable for vacuum edge sealing packaging of experiments, bills and small bags, and the price is 2,000. Many people who watch online can only see one picture. Vacuum machines are almost the same, so it is difficult to distinguish good from bad. You get what you pay for. Before buying, you need to compare the quality of the products yourself. After-sales service should keep up. Don't blindly choose the cheap one, but know why it is expensive and cheap.