This is a much more complex question than it seems. Living in China presents many challenges that are not obvious to someone who has never lived there. I stated something along the lines of "How bad could it be?" That gave the interviewer pause.
Aspirations about the local market, achievements in personal and professional life. Becoming a respected expert in my field. Contributing to the development and growth to the company and be seen as a reliable and trusted colleague and advisor to my clients.