Our newly designed PRY-GH990 paper cup forming machine can produce different sizes of paper cups with a series of continuous process, including automatic paper feeding, paper anti-withdrawal device (to ensure accurate positioning), ultrasonic welding, transferring paper fan by robot hand, silicone oil lubricating, bottom punching, bottom folding, bottom pre-heating, bottom knurling, cup discharging. The machine researched and developed by our company is improved steadily after comprehensive technical improvements.