Twinkle Industrial is a professional and reliable manufacturer and exporter for OEM metal casting mechanical parts, metalwork components, and our company is located in Zhengzhou, China, and our nearest port is Qingdao or Tianjin. We have been devoted to provide better quality metal products with more competitive price, and also highly recognized by our customers from the whole world.We mainly manufacture gray iron castings parts, ductile iron castings parts, steel castings parts, stainless steel parts, alloy steel parts and aluminium castings parts, steel forging parts, CNC machining parts, metal stamping parts, metal fabrication parts, which can be widely used in agricultural machinery, petroleum machinery, mining machines, construction, automotive & truck, medical, marine, railway & train, power lines, furniture, lighting, flange, valve and pump, electronic, etc.We have very strict quality control procedure for each batch and we have many metalwork technologies, inc