AZJ Fitness Products Co. Ltd. is specialized in design, manufacturing and sales of fitness products. We are located in Rizhao city, Shandong Province, covering an area of 60,000 square meters. Equipped with the most advanced casting line and two processing lines, more than 70 machines. Our main products include all kinds of fitness products such as Cast Iron Kettlebell, Cast Iron Dumbbells, Barbell and Bumper Weight Plates, Clubbells, Macebells, Gym Hammers and so on....