You can't. According to Sina News Network, 350 packaging machine is an automatic packaging machine, which is mainly used to package various items, such as food, medicine and daily necessities. Working principle: It can be used for packaging non-trademark packaging materials and high-speed packaging of roll materials with trademark patterns printed in advance. In packaging production, due to the error between the positioning color marks printed on the packaging materials, the stretching of the packaging materials and the influence of mechanical transmission factors, the predetermined sealing and cutting parts on the packaging materials will deviate from the correct position, resulting in errors.