1. Weighing device can choose volume weighing method or weight method. Since the feeding devices (screw feeders, cutting gates, belt feeders, etc.) are selected according to the characteristics of the product (powder or granular material), they can be used in a wide range of fields. 2. Save space and simplify equipment structure. 3. Since the pulse sealing part is integrated with the packaging machine, there is no need to connect the heat sealing machine downstream of the packaging machine.