600,000 metric ton SSAW pipe, OD 219- 2220mm, Thickness 4.5mm-25.4mm, steel grade Q235-X100; 100,000 metric ton ERW pipe, OD 159mm-406mm, Thickness 6mm-14mm, steel grade Q235-X60; and 250,000 metric ton Precision seamless steel pipe, OD 133mm-508mm, Thickness 5mm-35mm, steel grade 20#-N8-J55-P110. The capacity of heat treatment production line is 120,000 metric ton