Excellent level. The crowd of 70KG has completed the hard pull of 90KG, which is already above average. The crowd of 70KG completed 100KG hard pull, which is a first-class level, so the fitness instructor of 70kg sumo hard pull is a first-class level. If you continue to train, 120kg is the first level. Can reach the level of professional training. Hard pull of barbell sumo is a stretching action. The steps are to keep the back straight, the barbell slightly below the knee, and the knee slightly flexes, and the whole process remains stable. The heel pushes the ground to drive the barbell to pull up. Pull up the shoulder blade and retract it to clamp the hip.