Beijing Huakang Tianyi Biological Technology Co., Ltd. is fully equipped with the production of customized joint bone defect repair products stipulated by the regulations: 1. There are professional and technical personnel required for the development and production of customized medical devices, and at the same time, through the professional training of relevant authoritative doctor training institutions and industry organizations; 2. Have the ability and research foundation of customized medical devices, 3D printer and related supporting equipment; 3. Have the same type of knee prosthesis and hip prosthesis product registration certificate and corresponding production license for mass production according to standard specifications; 4. Have the production capacity and experience of the same type of knee prostheses and hip prostheses mass produced according to standard specifications, and comply with YY/T 0287-2017 IDT ISO13485:2016 and GB/T 19001-2016 IDT ISO 9001:2015 quality management system.