The other steel producer , located on the chinese east coast , is now building a hot - strip mill which , in the first phase of expansion , is to supply 2 . 5 million metric tons of wide hot - strip per year and , in the final stage , five million metric tons per year 另一家位于中国东部沿海的钢铁生产商,现在正在建造一个热轧钢厂,在第一期扩建工程里每年可以生产2百50万吨的宽热轧钢,而在最后一期扩建工程每年可生产5百万吨。