写200字用英文概括：pstrongGood morning everyone! I am wubifrom special material and devices departmentAs i have introduced in the intro speechI used to be a engineer in Ansteelso todayi will share a descripti

The speaker, wubi from the special material and devices department, used to be an engineer in Ansteel and shared the process of producing a coil of carbon steel. Firstly, ironstone was mixed with reductive coke and heated to 2000 centigrade in a blast furnace to refine melting iron. Secondly, the melting iron was sent to a steel make workshop to eliminate carbon and other deleterious elements and was coasted into a slab continuously. Thirdly, the hot steel slab was transported to a hot-rolling mill and rolled from 20 millimeters to 6-2 millimeters, crimped into a coil, and cold rolled to 2-0.45 millimeters and annealed to achieve a bright surface and desired mechanical property. This is a story of how an iron stone is transformed into a shining steel plate