Zhangjiagang Bonded Area Nengneng International Trade Co., Ltd. China (Mainland)

Our company lies in the developed national civilization city of economy -- Zhangjiagang. Geographical environment is very superior and transportation is very convenient. We use the high-quality steel to produce, among them st35 and st45 are offered by Baoshan County Steel Plant, Shanghai; and we also utilize imported materials. Our company carries out ISO9001 quality certification system to control the product quality strictly, and improves the manufacture technology constantly. Our company produces high-accuracy weldless steel tubes which are widely used in car, motorbike, hydraulic machinery, lathe, and other fields.