Lenovo is dedicated to building exceptionally engineered personal computers. Formed by Lenovo Group’s acquisition of the former IBM Personal Computing Division, the company develops, manufactures and markets reliable, high-quality, secure and easy-to-use technology products and services worldwide. Lenovo's heritage in emerging and developed markets has resulted in a business model where ideas, operations and resources are borderless and mobile. The company is dedicated to developing sustainable, socially responsible business practices and exploring uncommon responses to global challenges. Lenovo embraces the values of customer service, innovative and entrepreneurial spirit, and integrity, and integrates them into every aspect of its business. Lenovo is committed to the highest standards of business ethics and corporate citizenship and to being responsive to stakeholders in the more than 60 countries in which it operates. Lenovo's world headquarters operation hubs are located in Beijing, Raleigh, Singapore and Paris. Research centres are located in Yamato, Japan; Beijing, Shanghai and Shenzhen, People's Republic of China; and Raleigh, North Carolina.