BROTIGHT China Professional Service. Focusing on domestic and off-shore of IT service outsourcing project, core team are from front-line of IT industry enterprises such as Lenovo, Microsoft, China Unicom and etc. with more than 10 years’ experience. We have deep of awareness of IT service management and outsourcing on China and the overseas market has increasing rapidly and we have ability to fulfill our clients’ needs with expert service. Beijing as the headquarter of company, with core long-term cooperation partners in domestic, The service of us can covered national 100% of line city, 80% second-tier city, 30% wire city; overseas can covered United Kingdom, and European about 60 percentage national, United States west/east coast, and Central Asia, and Southeast Asia (includes Singapore, Japan, Korea, Malaysia, Indonesia), for in these place of customer provides remote and site technology support. http://en.brotight.com Key words: managed service, cloud service, datacenter, virtualization, network, infrastructure, security