There are hot rolling line, heat treatment line and threading line, equipped with double regenerative ring heating furnace, new cone roll piercing machine, new ACCU-ROLL pipe rolling machine, 14-stand sizing machine, six-roll straightening machine, pipe cutting saw, quenching furnace, tempering furnace, CNC threading machine, ultrasonic testing machine, flux leakage testing machine, pipe end magnetic testing machine, hydraulic testing machine, weighing and marking machine, this make good capacity of hot rolling, heat treatment and finished casing.