Zhenghao Sports Goods Co., Ltd. is located in Hebei Province, a famous historical and cultural city. The company is a modern production enterprise integrating the design, development, manufacturing and after-sales service of fitness equipment such as rubber-coated dumbbells, barbell plates, pure steel dumbbells, electroplated dumbbells, adjustable dumbbells, and environmentally friendly dumbbells.The company has advanced production equipment and technologies from both domestic and abroad, and has the capacity of developing, exploiting and testing for dumbbell, kettlebell and flywheel. Our products are exported to, America...