Awọn irin awo pẹlu Àpẹẹrẹ lori dada ni a npe ni awọn Àpẹẹrẹ awo, awọn English orukọ ni Diamond awo.Apẹrẹ jẹ apẹrẹ adalu ti lentil, rhombus, ewa yika, ati oblate.Apẹrẹ lentil jẹ eyiti o wọpọ julọ ni ọja naa.Awọn ibi ti iṣelọpọ: Laiwu Steel, Rizhao, Benxi Iron and Steel, Shougang, Ninggang, Meishan Iron and Steel, Anshan Iron and Steel, Taiyuan Iron and Steel, Beitai, etc.