we are china large exporter for the oil pipe and oil equipmentWe mainly act as Agent for many steel mill and oil feild equipment producer herein chinaOur export materialsdrill pipe, drill collar, drill bit, kelly , HW-drill pipe , casing , tubingline pipe ,All above materials, we could submit the API and ISO certificateif you want to buy any above mentioned materials , please contact with us for usvery more details sumit you the informations , we could offer you the compective price and Fast delivery times
