How to choose a right packaging machine?

The packing machine supplier use different packag machine packing food, potato chips, candy, pistachios, raisins, Tangyuan, meat balls, peanuts, biscuits, jelly, candied fruit, walnut, pickles, frozen dumplings, almonds, salt, washing powder, solid drink, Cereals, such as pesticide particles particles Flake, short of powder and other items for sale. How to choose a right packaging machine? How to choose a packaging machine and what are the basic conditions for choosing a