Nippon Steel and Sumitomo Metal Oita Works is raising operating rate of coke oven up. Though cokes tends to be short on a company-wide basis, Oita Works which keeps stable operation increase production and offset a shortage.
不锈钢展-2015第十六届广州国际不锈钢工业展-效果最好的不锈钢展会-The 16th China(Guangzhou)Int''l Stainless Steel Industry Exhibition
