... Machinery&Castings Co,Ltd) with a total area of 140,000 square meters, construction area of 36,000 square meters. The company ... . An annual production capacity of 45,000 tons, with annual sales of 310,000,000 RMB. All types of Castings , processing and testing ... laboratory, the chemical element analysis' room.The main companies of all types of products for the blast furnace, coke oven plant and ...