General business items are: R&D, design, Sale: medical devices, Mechatronics products, Medical consumables and software; Sale,Install, maintain, maintainance: Instruments, Computer hardware, software and accessories, Mechanical and electrical products and accessories; Electronic and electrical product technology development, Technical Consulting, Technology Transfer, Technical Services; Instruments, Computer hardware, software and accessories, Mechanical and electrical products and accessories, Electronic and electrical products、 Import and export of software and accessories。