... than 14 years experience 2.original manufacturer 1.New style automatic welder1.Function:1..suit the welding aerosol cans,chemical ... narrow-neck cans and 1-20L round and square cans, production lines of 5-25L pail cans, and other different kinds ... cutting machines, hydraulic pressure angle machines, dry machines, semi-automatic injecting machines, circular machines and all kinds of mental container ...