Siemens' global business operations are run by 13 separate business groups, including Siemens Financial Services Ltd. and Siemens Premises Asset Management Group.
In addition, Siemens has two joint ventures, Bosch-Siemens Home Appliances Group and Fujitsu Siemens Computers (Holdings) Ltd.
Siemens is currently developing new solutions to meet the challenges of the future from the fields of health, energy, water treatment, communications, transportation, security, logistics and automation.
What you mean by the 8 sectors are: information and communication, automation and control, power, transportation, healthcare, lighting, household appliances, and traffic.