Based solely on the information visible on the Mercedes-Benz BKK homepage, describe what Mercedes-Benz BKK is and what type of services or insurance they primarily offer.
Navigate to 'https://www.mercedes-benz-bkk.com/' Read the introductory text and prominent headings on the homepage. Identify and extract information describing what Mercedes-Benz BKK is. Identify and extract information about the primary services or type of insurance they offer. Synthesize the extracted information into a concise answer.
State that Mercedes-Benz BKK is a company health insurance fund (Betriebskrankenkasse). State that they offer statutory health insurance (gesetzliche Krankenversicherung) for employees of Mercedes-Benz Group AG and their families.