Bayer is a global enterprise with core competitiveness in the fields of medical care, crop nutrition and high-tech materials. Bayer is one of the world's top 500 companies, headquartered in Leverkusen, Germany. Polymer, medical care, chemical industry and agriculture are the four pillar industries of the company.
2. Mercer Oriental (msd) is a company located in Kennyworth, New Jersey, USA, with about 70,000 employees worldwide (as of 20 14, 12, 3 1). In 20 14, Merck's global sales reached $42.2 billion and R&D investment reached $6.5 billion.