Ningbo Zhenghua Die Casting Co.,ltd is one of specialized manufacturer and exporter of various castings including investment casting, sand casting, die-castings.and so on . Located in the East of China, Ningbo city which is famous for the second biggest container port in China???We produce 800 tons of Aluminum Gravity Die Casting each Month,and the main products of our is Aluminum Gravity Die Casting,permanent mold, low pressure Aluminum Die Casting and so on.