Our company owns six large standard manufacturing workshops, which contains 16 advanced production lines of seamless steel pipe,. Our main producing equipment include Hot pressing punching machine, Interactive cold draw bench with double core rod, Automatic rotary rolling head machine, Tube straightening machine, No water-cooled annealing furnace, surface pickling equipment and coating machine etc. Besides, we have one set of 219mm seamless punching machine, which can manufacture the seamless steel pipes with outside diameter 219mm-813mm and with different producing standards