The B2 material forged steel balls for the Australian gold mine exported by Jinan Haoyang Casting and Forging have been successfully delivered. Industrial tests show that the grinding efficiency has increased by 30%, the ball consumption has decreased by 25%, and the company has saved over 12,000 US dollars in costs per month for the customers. The company can provide full-scale customized services, and its products have obtained international certifications, covering more than 30 national markets.