Our company Dongguan Circle Four Metal Material Co., Ltd is one of the biggest professional steel factory and dealer. We have more than ten years experience in special and tool steel. We are specialized in tool steel, plastic mould steel, alloy steel, forging steel, carbon steel and hot rolled steel. P20 plastic mould steel and SAE1045 carbon steels are our most advantage steel grade.
  
Provide good service and high quality produces to our customers is our primary purpose. At present, our materials are exported to India , Brazil , Germany , Malaysia , Iran , Turkey and so on. And we have won good reputation from our customers.