How does doypack machine work? (Pick FIll Seal Machine for Premade Pouches)

doypack 机器如何工作？（用于预制袋的挑选填充密封机）[零件：eNozsjJkhIPUZENDA6NkM2O / Eq94S2fvqvJQJjMTAyZjMwMmAyYEcHBwAAADmgi3]