诺基亚西门子通信技术

nokia siemens networks is an industry leader with a solutions-based product and service portfolio that is designed to help its customers master the challenges of converging networks, technologies and services. with a world-class fixed, mobile and services portfolio and global capabilities, nokia siemens networks has unmatched breadth in the communications industry: this is a considerable source of strength, giving us an excellent platform on which to engage with current and potential customers.