Ningbo New Hailong Imp.& *****, Ltd. is a subsidiary international trading company of Ningbo branded Steel Tube Co., Ltd., which specially involved in manufacturing and distributing seamless steel tubes and mechanical equipments. The annual sales amounts of seamless steel tubes and cold pilger mills have gone beyond 100, 000 tons and 80 sets and the annual sales value has reached US$90, 000, 000. The diameter of our products is from 6-168mm and the wall thickness is from 1-25mm. Our products have exported to world wide, such as USA, Canada, Germany, and Britain and so on. The annual exporting amount of seamless steel tubes has exceeded 20, 000 tons. At present, DIN1629/EN10216-1, DIN17175/EN10216-2, DIN2391-1/EN10305-1, API SPEC 5L, ASTM A179(ASME SA179), ASTM A106 and ASTM A53 have been highly acknowledged and praised by clients all over the world.