The four-packs are run through an automatic sleeving machine that applies the paperboard secondary packaging. 四是运行包通过自动套管机，适用于纸板二次包装。
The same sleeving technology is also used for the plate cylinders and anilox rolls when running with optional flexo modules. 同一套管技术也可用于板气瓶和网纹辊辊运行时可选柔印模块。
