Packing machine consists of automatically quantitative packaging scale and other optional parts (conveyer, sealing machine/heat sealing machine).The material will be supplied by spiral, gravity and belt, come output from the material feeder. They consist of hoppers, feeder, hoppers for bags weighting and inserting, kneader, weight instrument sensor pneumatic parts and on. It applies to the automatic quantitative packaging of feed, food, grain, pesticides, milk powder, spices, enzymes, washing powder, monosodium glutamate, white sugar, Chinese traditional medicine, desiccant, desiccant, material for soup, soybean meal, building materials, chemical industries powder and granular material and so on.(such as mixture, premix, enrichment material, fish meal, eel, feed, softener, times of powder, bran, etc)