The main series of the products are:straight tube,oblique tube,spoon shape tube,U-shape tube,flexible tube,single packing tube etc.They can be devided into following main kinds:straight tube,oblique tube,hard tube,icecream handle,candy handle,pearl milk tea tube,spoon-shape tube,flexible tube,single packing tube,single plastic packing tube,connected single plastic paper packing tube,U-shape tube etc.and the designing specifications reach to 50 kinds