Merck is the world famous multinational pharmaceutical company, headquartered in New Jersey (called Merck) in the United States, the
global total of about 83000 employees (as of 2012 on December 31). MSD based on scientific research, dedicated to medical research,
development and sales and veterinary medicinal products for human use, its marketing network throughout the United States, Europe, central
and South America and Asia-Pacific altogether 70 countries and regions, with 31 factories and 17 logistics delivery center, currently in the
global production and sales of MSD products has more than 150, 2012 per year For $47.3 billion, the same year of spending on research and
development for $8.168 billion. MSD in China provide cardiovascular, anti-infection, men's health, women's health, orthopedic, pain, skin,
respiratory, diabetes, specialty medicines, 42 kinds of people in the field of assisted reproduction and so on with drugs and vaccines.